Vintage Electronic Calculators: CALCUSEUM Home page

Alfabetical Brand/Type List on year 1973 (Only Calculators) AKA (Also Known As) Label on Back Product Number Year of introduction Classification
ADDMASTER: 12 Simplex SIMPLEX 12   12 1973 Desktop with Display
ADDO-X: 9637     9637 1973 Desktop with Printer
ADDO-X: 9968   MOD 9968 9968 1973 Desktop with Display
ALCO: 895     895 1973 Pocket
APF: 32 MARK 32 mark 32, SLIDE RULE CALCULATOR 32 1973 Pocket
APF: X (10) Mark X   X 1973 Pocket
ARGYLE: Mark III Cat.nr.: 55-Z-4922 MODEL NO. MARK III 55Z4922 (55-Z-4922) 1973 Pocket
ARISTO: M27 (version-2)     M27 1973 Pocket
ARISTO: M36 (version-1) M 36 M36 (M 36) M36 (M 36) 1973 Pocket
ARISTO: M36 (version-2) M 36 M36 (M 36) M36 (M 36) 1973 Pocket
ARISTO: M64 (version-1) M 64   M64 (M 64) 1973 Pocket
ARISTO: M64 (version-2) M 64 M64 (M 64) M64 (M 64) 1973 Pocket
ARISTO: M65 M 65 M65 (M 65) 6722 1973 Pocket
ASAKI: AE12M AE-12M ELECTRONIC CALCULATOR AE12M (AE-12M) 1973 Desktop with Display
ATAIO: 320G     320G 1973 Desktop with Display
ATAIO: 326 ATAIO Compucorp 326 Scientist Compucorp Micro-computer 326 1973 Desktop with Display
ATAIO: 327 ATAIO Compucorp 327 Scientist   327 1973 Desktop with Display+Printer
ATE (Advanced Telecommunications Equipment): Supacal     Supacal 1973 Pocket
BOWMAR: 90112 (MX8)   90112 1973 Pocket
BOWMAR: 90150 (MX10)   90150 1973 Pocket
BOWMAR: 90152 MX80 PERSONAL CALCULATOR, MODEL 90152 90152 1973 Pocket
BOWMAR: 90409 (TX12) MODEL 90409 90409 1973 Desktop with Display
BOWMAR: 90410   MODEL 90410 90410 1973 Desktop with Display
BOWMAR: 90506 (version-1) MODEL 90506 90506 1973 Pocket
BOWMAR: 90506 (version-2)     90506 1973 Pocket
BOWMAR: 90515 (version-3) MODEL 90515 90515 1973 Pocket
BOWMAR: 90601 (version-2) MX61 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL 90601 90601 1973 Pocket
BOWMAR: 90701 (version-2)   MX70 MEMORY CALCULATOR, MODEL 90701 90701 1973 Pocket
BOWMAR: 90701 (version-3)   MX70 MEMORY CALCULATOR, MODEL 90701 90701 1973 Pocket
BOWMAR: 91802 (version-1)   MODEL 91802 91802 1973 Pocket
BOWMAR: 91802 (version-2) (MX40) MODEL 91802 91802 1973 Pocket
BOWMAR: 91802 (version-3) (MX40) MODEL 91802 91802 1973 Pocket
BOWMAR: MX55 (version 1) MX55 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL MX55 MX55 1973 Pocket
BROTHER: 408AY PROCAL 408AY ELECTRONIC CALCULATOR, MODEL 408AY 408AY 1973 Desktop with Display
BROTHER: 508S PROCAL 508S   508S 1973 Pocket
BURROUGHS: C5155   C5000 SERIES, C5155 STYLE C5155 1973 Desktop with Display
BURROUGHS: C5301     C5301 1973 Desktop with Display
BUSICOM: 100DA (version-1) exec 100-DA 100-DA 100DA (100-DA) 1973 Desktop with Display
BUSICOM: 100DA (version-2) exec 100-DA 100-DA 100DA (100-DA) 1973 Desktop with Display
BUSICOM: 60DB Personal, 60.DB 60-DB 60.DB (60.DB) 1973 Pocket
BUSICOM: LE80AS handy, LE-80AS   LE80AS (LE-80AS) 1973 Pocket
BUSINESS ELECTRONICS: 800 abatron 800   800 1973 Pocket
BUSINESS ELECTRONICS: 801 abatron 801   801 1973 Pocket
BUSINESS ELECTRONICS: 808 abatron 808 ELECTRONIC CALCULATOR 808 1973 Pocket
C.ITOH: 8000 (version-1)     8000 1973 Pocket
CAHUE INDUSTRIAL: VANGUARD: 03PA Electronic, X-800   03PA 1973 Pocket
CALFAX: 800CD     800CD 1973 Pocket
CALTRONIC: 606 (version-1)     606 1973 Pocket
CANDLE: 808E     808E 1973 Pocket
CANON: 167PII Canola 167P-II, PROGRAM CARD SYSTEM CANOLA 167P-II 167PII (167I-II) 1973 Desktop with Display
CANON: F10P Canola F-10P CANOLA F10-P F10P (F-10P) 1973 Desktop with Display+Printer
CANON: L1000 Canola L1000 CANOLA L1000 L1000 1973 Desktop with Display
CANON: L1210 Canola L1210 CANOLA L1210 L1210 1973 Desktop with Display
CANON: L1420 Canola L1420   L1420 1973 Desktop with Display
CANON: L1614P     L1614P 1973 Desktop with Display+Printer
CANON: L800 Canola L800 CANOLA L 800 L800 1973 Desktop with Display
CANON: L801 Canola L801 CANOLA L801 L801 1973 Desktop with Display
CANON: L810 Canola L810   L810 1973 Desktop with Display
CANON: L811 Canola L811 CANOLA L811 L811 1973 Desktop with Display
CANON: LE100 Palmtronic LE-100 PALMTRONIC LE-100 LE100 (LE-100) 1973 Pocket
CANON: LE80M Palmtronic LE-80M PALMTRONIC LE-80M LE80M (LE-80M) 1973 Pocket
CANON: LE81 Palmtronic LE-81 PALMTRONIC LE-81 LE81 (LE-81) 1973 Pocket
CANON: MP1000 Canola MP 1000 CANOLA MP1000 MP1000 (MP 1000) 1973 Desktop with Printer
CASIO: 101L MODEL 101-L 101-L 101L (101-L) 1973 Desktop with Display
CASIO: 101U 101-U, ELECTRONIC CALCULATOR 101-U, ELECTRONIC CALCULATOR 101U (101-U) 1973 Desktop with Display
CASIO: 121E (version-1) MODEL 121-E 121-E 121E (121-E) 1973 Desktop with Display
CASIO: 121E (version-2) MODEL V121-E V121-E V121E (V121-E) 1973 Desktop with Display
CASIO: 121U MODEL 121-U 121-U 121U (121-U) 1973 Desktop with Display
CASIO: 8S ROOT-8S ROOT-8S, ELECTRONIC CALCULATOR 8S 1973 Pocket
CITIZEN: 100F   MODEL-100F 100F (100-F) 1973 Desktop with Display
CITIZEN: 122SP     122SP 1973 Desktop with Printer
CITIZEN: 800M   MODEL-800M, ELECTRONIC CALCULATOR 800M 1973 Desktop with Display
CITIZEN: 800R CIMATRON 800R MODEL-800R, ELECTRONIC CALCULATOR 800R 1973 Pocket
CITIZEN: Six SIX ELECTRONIC CALCULATOR, TYPE: SIX Six 1973 Pocket
COLEX: 811 (version-1)   MODEL-811 811 1973 Pocket
COLEX: 811 (version-2)     811 1973 Pocket
COMMODORE: 774D (version-1) cbm UK Beige cbm Solid State Portable Electronic Calculator, MODEL 776M 774D 1973 Pocket
COMMODORE: 774D (version-2) commodore USA Beige   Solid State Portable Electronic Calculator, MODEL 774D, ärt No. 200470 200470 1973 Pocket
COMMODORE: MM3 (version-1) cbm MINUTEMAN * 3 MM3 1973 Pocket
COMMODORE: MM3 (version-4) commodore MINUTEMAN * 3 MM3 1973 Pocket
COMMODORE: MM3 (version-5) commodore MINUTEMAN * 3 MM3 1973 Pocket
COMMODORE: MM3P (version-1) MINUTEMAN, Electronic Calculator, MODEL MM3P MM3P 1973 Pocket
COMMODORE: MM3PR   Minuteman, Electronic Calculator, MODEL MM3PR MM3PR 1973 Pocket
COMMODORE: US1 (version-1) US*1 MODEL US*1 US1 (US*1) 1973 Desktop with Display
COMPUCORP: 320G (version-1) Scientist Micro-computer 502791 (50-279-1) 1973 Desktop with Display
COMPUCORP: 325 Scientist MODEL 325 325 1973 Desktop with Display+Printer / Converter
COMPUCORP: 354 Surveyor Micro-Computer 354 1973 Desktop with Display / Navigation
CONDATA: 2000-1     20001 (2000-1) 1973 Pocket
CORVUS: 300 0300   300 (0300) 1973 Desktop with Display
CORVUS: 305 0305   305 (0305) 1973 Desktop with Display / Time
CORVUS: 311     311 1973 Pocket
CRAIG: 4503 (version-2) PROGRAM FORTY-FIVE COMPUTER   4503 1973 Desktop with Display
CRAIG: 4504 (version-1)     4504 1973 Pocket
CRAIG: 4504 (version-2)     4504 1973 Pocket
DALTONE: Opti-Cal 1 OPTI-CAL I   1 1973 Pocket
DIEHL CALCULATING SYSTEMS: 332 (331, 332) Mod. Alphatronic 332 1973 Desktop with Printer
DIGITREX: 12     12 1973 Pocket
DIGITRON: db1213     db1213 1973 Desktop with Display
DIGITRON: db1213P     db1213P 1973 Desktop with Display
DITTEL: W200 (version-1)     W200 1973 Pocket
DITTEL: W200 (version-2)     W200 1973 Pocket
DITTEL: W200 (version-3)       1973 Pocket
ELDORADO ELECTRODATA: 8K (version-1)   MODEL NO 8K 8K 1973 Desktop with Display
ELDORADO ELECTRODATA: 8K (version-2)     8K 1973 Desktop with Display
ELDORADO ELECTRODATA: Mathmagic     Mathmagic 1973 Desktop
ELEKTRONIKA: 12 Iskra 12   12 1973 Desktop
ELEKTRONIKA: 24-71     2471 (24-71) 1973 Desktop with Display
ELEKTRONIKA: B3-04 (version-1)     B304 (B3-04) 1973 Pocket
ELEKTRONIKA: B3-04 (version-2)     B304 (B3-04) 1973 Pocket
ELEKTRONIKUS MEROKESZULEKEK GYARA (EMG): 81 (version-1) HUNOR 81   81 1973 Desktop with Display
ELITE: 1000-12 Elektronenrechner, Typ 1000-12 100012 (1000-12) 1973 Desktop with Display
ELLENBERGER ELECTRONIC: 73 MINI 73   73 1973 Pocket / Kit
EXECUTRON: 12 ELECTRONIC CALCULATOR EIKO BUSINESS MACHINE CO., LTD. 12 1973 Desktop with Display
EXECUTRON: 12M 12m, ELECTRONIC CALCULATOR 12m, ELECTRONIC CALCULATOR 12m 1973 Desktop with Display
FABER-CASTELL: TR1     TR1 1973 Pocket / Slide Rule
FACIT: 1103     1103 1973 Pocket
FACIT: 1105/0001 LIQUID CRYSTAL 1105/0001 11050001 (1105/0001) 1973 Pocket
FACIT: 1106 LIQUID CRYSTAL   1106 1973 Pocket
FACIT: 1148   Type/code: 1148/0002 11480002 (1148/0002) 1973 Desktop with Printer
FACIT: 1151   Type 1151, Code 0001 0001 1973 Desktop with Printer
FACIT: 1185 model 1185 MOD 1185 92730609 (9273 06 09) or 92730611 (9273 06 11) 1973 Desktop with Display
FRIDEN: 1008 SINGER FRIDEN 1008 ELECTRONIC CALCULATOR 1008 1973 Desktop with Display
FRIDEN: 1009 SINGER ELECTRONIC CALCULATOR 1009 1973 Desktop with Display
FRIDEN: 1101 Friden 1101 calculator, SINGER   1101 1973 Desktop with Printer
FRIDEN: 1102 Friden 1102 calculator, SINGER   1102 1973 Desktop with Printer
FRIDEN: 1200 SINGER ELECTRONIC CALCULATOR 1200 1973 Desktop with Display
FRIDEN: 1201 Friden Calculator, SINGER ELECTRONIC CALCULATOR MODEL 1201 1201 1973 Desktop with Display
FRIDEN: 123 SINGER   123 1973 Pocket
FRIDEN: 1234 SINGER   1234 1973 Pocket
FRONTIER: (Unknown model)       1973 Pocket / LifeStyle, trendy
GENERAL ELECTRIC: CE60 60 ELECTRONIC CALCULATOR MODEL N°CE60 CE60 1973 Pocket
GROSS: 2031     2031 1973 Desktop with Display
HANIMEX: BC08L     BC08L 1973 Pocket
HEMMI SLIDE RULE: 804 SUN HEMMI, Versar 804   804 1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: A100     A100 1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: K106 TYP: K 106 K106 (K 106) 1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: K83     K83 1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: K86     K86 1973 Pocket
HITACHI: KK180A ELCA 180A, HI.LSI DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 180A, ND195 ND195 1973 Desktop with Display
HITACHI: KK181A KK 181A, HI.LSI   KK181A 1973 Desktop with Display
HITACHI: KK181B KK 181B DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 181B, ND179 ND179 1973 Pocket
HITACHI: KK220B ELCA 220 B DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 220B, ND1005 ND1005 1973 Desktop with Display
HITACHI: KK221B KK 221B DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 221B, ND1006 ND1006 1973 Desktop with Display
HITACHI: KK521P     KK521P 1973 Desktop with Printer
HITACHI: KK562       1973 Desktop with Display
HITACHI: KK562A     KK562A 1973 Desktop with Display
HOMELAND: 1201     1201 1973 Desktop with Display
HOMELAND: 1211   TOSHIBA BUSINESS MACHINE CO LTD 1211 1973 Desktop with Display
HOMELAND: 1212S     1212S 1973 Desktop with Display
HP_calcs: 35 (version-4)     35 1973 Pocket
HP_calcs: 35 (version-5)     35 1973 Pocket
HP_calcs: 45 (version-1)     45 1973 Pocket / RPN (Reverse Polish Notation)
HP_calcs: 46 MODEL 46   46 1973 Desktop with Display+Printer
HP_calcs: 80     80 1973 Pocket / Financial+Business
HP_calcs: 81     81 1973 Desktop with Display+Printer / Financial+Business
HP_calcs: 9805     9805 1973 Desktop with Display+Printer
HP_calcs: 9805A 9805 CALCULATOR   9805A 1973 Desktop with Display+Printer
HUGLE INTERNATIONAL: US108K   CODE HJD008, MODEL US 108K US108K (US 108K) 1973 Desktop with Display / Time
IAIN JONES INTERNATIONAL (IJI): 101 PHOENIX 101   101 1973 Pocket
IMPERIAL: 860     860 1973 Desktop with Display
INDUSTRIA MACCHINE ELETTRONICHE (IME): 141     141 1973 Desktop with Display
INDUSTRIA MACCHINE ELETTRONICHE (IME): 141P     141P 1973 Desktop with Printer
INDUSTRIA MACCHINE ELETTRONICHE (IME): 144P     144P 1973 Desktop with Printer
INTERNATIONAL CONSUMER PRODUCTS (ICP): 504 MODEL 504 ICP-504 504 1973 Pocket
INTERNATIONAL CONSUMER PRODUCTS (ICP): 525 MODEL NO. 525 525 1973 Pocket
INTERTON ELECTRONIC: PC2008 (version-1) PC 2008   PC2008 (PC 2008) 1973 Pocket
J.C.PENNEY: MM3R (version-1) Electronic Calculator, MODEL MM3R MM3R 1973 Pocket
J.C.PENNEY: MM3R (version-2)   Electronic Calculator, MODEL MM3R MM3R 1973 Pocket
JAPY: 322   Mod. 322 322 1973 Desktop
KEYSTONE: 350 (version-4) Berkey KEYSTONE, Made in U S A, 350   350 1973 Pocket
KEYSTONE: 390     390 1973 Pocket
KINGS POINT: 8413 (version-1) MICRO ALGEBRA MODEL 8413 8413 1973 Desktop with Display
KINGS POINT: 8413 (version-2) MICRO ALGEBRA, EC-8413   EC8413 1973 Desktop with Display
KINGS POINT: 8414 (version-1) MICRO EXECUTIVE MODEL 8414 8414 1973 Desktop with Display
KOKUYO: KC80E   MODEL KC-80E, ELECTRONIC CALCULATOR KC80E (KC-80E) 1973 Desktop with Display
KOKUYO: KC80L   MODEL KC-80L, ELECTRONIC CALCULATOR KC80L (KC-80L) 1973 Pocket
KOVAC: LE802 MODEL LE-802 LE802 (LE-802) 1973 Pocket
KOVAC: LE802D     LE802D 1973 Pocket
KOVAC: Mini     Mini 1973 Pocket
LECOM: 12     12 1973 Pocket
LITRONIX: 1100 (version-1) checkmate litronix 1100 1100 1973 Pocket
LITRONIX: 1100 (version-3) by ajax MODEL 1100, BY AJAX 1100 1973 Pocket
LONGINES SYMPHONETTE: Battery-AC Electronic Calculator (version-1) BATTERY-AC ELECTRONIC CALCULATOR   BATTERY-AC ELECTRONIC CALCULATOR 1973 Pocket
LONGINES SYMPHONETTE: Battery-AC Electronic Calculator (version-2) BATTERY-AC ELECTRONIC CALCULATOR   BATTERY-AC ELECTRONIC CALCULATOR 1973 Pocket
MACH II: (Unknown model) MINI CALCULATOR MINI CALCULATOR II 1973 Pocket
MANICA: 8     8 1973 Pocket
MBO: 800M 800 M Elektronenrechner, Modell: 800M 800M (800 M) 1973 Pocket
MBO: 855P MICRO Modell: 855P 0515 1973 Pocket
MBO: EC8413 MICRO ALGEBRA, EC-8413 MODEL 8413 EC8413 (EC-8413) 1973 Desktop with Display
MBO: Junior (version-1)     Junior 1973 Pocket
MBO: Junior (version-2)     Junior 1973 Pocket
MBO: Junior (version-3)     Junior 1973 Pocket
MBO: K80W MODEL K-80W K80W (K-80W) 1973 Desktop with Display
MBO: Master     Master 1973 Desktop
MBO: MC600 MC 600 MBO MC-600 MC600 (MC 600) 1973 Desktop with Display
MBO: TR600 TR-600   TR600 (TR-600) 1973 Desktop
MBO: TR80M (version-3) TR-80M TR-80M, Elektronen-Rechner mit Speicherwerk und Prozentautomatik TR80M (TR-80M) 1973 Desktop with Display
MBO: TR816MP     TR816MP 1973 Desktop with Printer
MELCOR: 1000 (version-1)   MODEL 1000 1000 1973 Pocket
MELCOR: 1000 (version-2)   MODEL 1000 1000 1973 Pocket
MELCOR: 370   MODEL 370 370 1973 Pocket
MELCOR: 380 (version-2)   MODEL 380 380 1973 Pocket
MELCOR: 390 (version-1)     390 1973 Pocket
MELCOR: 390 (version-2)   MODEL 390 390 1973 Pocket
METRONIC LABORATORIES: M55 (version-1) EXECUCAL   M55 1973 Pocket
METRONIC LABORATORIES: M55 (version-2) EXECUCAL   M55 1973 Pocket
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 1206   MODEL 1206 1206 1973 Pocket / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 1209     1209 1973 Pocket / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 1212     1212 1973 Pocket / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 1230     1230 1973 Desktop with Display / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 1240     1240 1973 Desktop with Display / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 150     150 1973 Pocket
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 7400A     7400A 1973 Desktop with Display / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 7400B     7400B 1973 Desktop with Display / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 7400C     7400C 1973 Desktop with Display / Kit
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 905M     905M 1973 Pocket
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 908M     908M 1973 Pocket
MICRO INSTRUMENTATION & TELEMETRY SYSTEMS (MITS): 941M METRIC CONVERTER   941M 1973 Pocket / Converter
MIIDA ELECTRONICS: 8   Model Miida 8 8 1973 Pocket
MINIPET: (Unknown model, version-2) COMPLIMENTS OF MINIPET, FIRST ANNIVERSARY 1973     1973 Desktop with Display
MONROE: 30 Litton MONROE MODEL 30 30 1973 Desktop with Display
MONROE: 326 MONROE-LITTON: 326, Scientist   326 1973 Desktop with Display
MONROE: 420 (version-1) Litton MONROE MODEL 420, ELECTRONIC DISPLAY CALCULATOR 420 1973 Desktop with Display
MONROE: 420 (version-2)   MODEL 420, ELECTRONIC DISPLAY CALCULATOR 420 1973 Desktop with Display
MONROE: 425 Litton MONROE MODEL 425, ELECTRONIC DISPLAY CALCULATOR 425 1973 Desktop with Display
MONTGOMERY WARD: D8F electronic D8F Model No TXI-8647A D8F 1973 Desktop with Display
MONTGOMERY WARD: I ELECTRONIC I ELECTRONIC I I 1973 Pocket
MONTGOMERY WARD: P800 electronic P800 Model No.TXI8642A TXI8642A 1973 Pocket
MONTGOMERY WARD: P8P electronic P8P Model No. TXI-8645A TXI8645A (TXI-8645A) 1973 Pocket
MORSE INTERNATIONAL: 8 Morse 8   8 1973 Pocket
NATIONAL SEMICONDUCTOR: 810     810 1973 Pocket
NITSUKO: 121RS TIGER MODEL-121RS 121RS 1973 Desktop with Display
NITSUKO: DC08 TIGER   DC08 (DC-08) 1973 Desktop with Display
NITSUKO: DC8S TIGER, DC-8S MODEL DC-8S DC8A (DC-8S) 1973 Desktop with Display
NITSUKO: DC8SA TIGER, DC-8SA MODEL DC-8SA DC8SA (DC-8SA) 1973 Desktop with Display
OLIVETTI: 18 DIVISUMMA 18 BCD18 18 1973 Desktop with Printer
OLIVETTI: 28 DIVISUMMA 28   28 1973 Desktop with Printer
OLIVETTI: 56     56 1973 Desktop with Printer
OLIVETTI: 58 LOGOS 58   58 1973 Desktop with Printer
OLIVETTI: 59 LOGOS 59   59 1973 Desktop with Printer
OLIVETTI: 68 LOGOS 68   68 1973 Desktop with Printer
OLIVETTI: P652     P652 1973 Desktop with Printer
OLYMPIA: CD201     CD201 1973 Desktop with Display
OLYMPIA: CD51   POCKET CALCULATOR CD51 1973 Pocket
OLYMPIA: CD70   MODELL CD70 CD70 1973 Pocket
OLYMPIA: CD80 CD 80   CD80 1973 Pocket / HandHeld: First generation
OLYMPIA: CD85 CD 85 MODELL CD 85 CD85 (CD 85) 1973 Pocket / HandHeld: First generation
OLYMPIA: CP140 CP 140   CP140 (CP 140) 1973 Desktop with Printer
OMRON: 60 ELECTRONIC CALCULATOR, TYPE 60 60 1973 Pocket
OMRON: 60N (version-1)   ELECTRONIC CALCULATOR, TYPE 60N 60N 1973 Pocket
OMRON: 60N (version-2)   ELECTRONIC CALCULATOR, TYPE 60N 60N 1973 Pocket
OMRON: 80   ELECTRONIC CALCULATOR, TYPE 80 80 1973 Pocket
ORDIBEL COLLATORS: Executive     Executive 1973 Pocket
PACIFIC ELECTRONICS: 100B (version-2)   Model: 100B 100B 1973 Pocket
PANASONIC: JE1001 1001 ELECTRONIC CALCULATOR JE1001 1973 Desktop with Display
PANASONIC: JE808   ELECTRONIC CALCULATOR, MODEL JE-808 JE808 (JE-808) 1973 Desktop with Display
PANASONIC: JE835 PANAC 835, National ELECTRONIC CALCULATOR, PANAC MODEL JE-835 JE835 (JE-835) 1973 Desktop with Display
PANASONIC: JE850 PANAC 850, NATIONAL ELECTRONIC CALCULATOR, MODEL JE-850 JE850 (JE-850) 1973 Pocket / HandHeld: First generation
PANASONIC: JE850U 850, AC-DC ELECTRONIC CALCULATOR, MODEL JE-850U JE850U (JE-850U) 1973 Pocket / HandHeld: First generation
PANASONIC: JE855 NATIONAL, PANAC 855 ELECTRONIC CALCULATOR, MODEL JE-855 JE855 (JE-855) 1973 Pocket / HandHeld: First generation
PANASONIC: JE855U 855 ELECTRONIC CALCULATOR, MODEL JE-855U JE855U (JE-855U) 1973 Pocket / HandHeld: First generation
PANASONIC: JE860 PANAC 860 ELECTRONIC CALCULATOR, MODEL JE-860 JE860 (JE-860) 1973 Pocket / HandHeld: First generation
PANASONIC: JE860U 860 ELECTRONIC CALCULATOR, MODEL JE-860U JE860U (JE-860U) 1973 Pocket / HandHeld: First generation
PANASONIC: JE885 National, PANAC 885 ELECTRONIC CALCULATOR, MODEL JE-885 JE885 (JE-885) 1973 Pocket
PASSPORT: (Unknown model 2)       1973 Desktop with Display
PD LABS: Miracal     Miracal 1973 Pocket
PHYTRON: 32 82R   32 1973 Pocket
PLUSTRONICS: 636 PLUSTRONIC 636   636 1973 Pocket
PRECISA: 103   MODEL 103 103 1973 Pocket
PRECISA: 320     320 1973 Desktop with Printer
PRECISA: 322   Mod. 322 322 1973 Desktop with Printer
PRECISA: 330   Mod. 330 330 1973 Desktop
PRINZTRONIC: 80     80 1973 Pocket
PRINZTRONIC: C15 (version-1)     C15 1973 Pocket
PRINZTRONIC: C20   MODEL C20, ELECTRONIC CALCULATOR, DIXONS INTERNATIONAL C20 1973 Pocket
PRINZTRONIC: MC100     MC100 1973 Pocket
PRINZTRONIC: MC66   MODEL MC66, ELECTRONIC CALCULATOR MC66 1973 Desktop with Display
PRINZTRONIC: MC99     MC99 1973 Pocket
PRIVILEG: 1200 (version-1) 00236     00236 1973 Desktop with Printer
PRIVILEG: 1200 (version-2) 00239 MEMORY-PRINTER   00239 1973 Desktop with Printer
PRIVILEG: 1200 (version-6) 09064 ELECTRONIC CALCULATOR Bestell-Nr.09064 09064 1973 Desktop with Display
PRIVILEG: 1201M     09075 1973 Desktop with Display
PRIVILEG: 2002 (version-3) super 2002   2002 1973 Pocket
PRIVILEG: 66 (version-1) 01496     01496 1973 Pocket
PRIVILEG: 800D ELECTRONIC CALCULATOR ELECKTRONENRECHNER, Bestell-Nr. 47949 47949 1973 Desktop with Display
PRIVILEG: 800K ELECTRONIC CALCULATOR BESTELL-NR. 09107 09107 1973 Desktop with Display
PRIVILEG: 800R ELECTRONIC CALCULATOR ELEKTRONENRECHNER, Bestell-Nr. 50964 50964 1973 Desktop with Display
PRIVILEG: 800S   Bestell Nr. 02840 02840 1973 Desktop with Display
PRIVILEG: 801KF     801KF 1973 Desktop with Display
PRIVILEG: CX1200M BESTELL-Nr. 00234 TYP. CX 1200M 00234 1973 Desktop with Display
PRIVILEG: CX800   BESTELL-Nr.00224 TYP.CX 800 00224 1973 Desktop with Display
PRIVILEG: Executive     00241 1973 Desktop with Display
PRIVILEG: Mini Computer (version-3) 00235 MINI COMPUTER BESTELL-Nr.00235, TYP. MINI COMPUTER 00235 1973 Pocket
PRIVILEG: MP308 MINI CALCULATOR Bestellnummer 01925, Calculator Typ MP308 01925 1973 Pocket
PRIVILEG: NB800 NB 800   00223 1973 Desktop with Display
PRIVILEG: PC120 MODEL PC 120 BESTELL-Nr.01232, TYP. PC 120 01232 1973 Pocket
QUALITRON: 392     392 1973 Pocket
QUALITRON: QI104 (version-2) QUALI-104   QI104 (QI-104) 1973 Pocket
RADIO SHACK: EC100 BATTERY-AC ELECTRONIC CALCULATOR MODEL EC-100 63600 (63-600) 1973 Pocket
RADIO SHACK: EC200 MODEL EC-200 63602 (63-602) 1973 Pocket
RAPID DATA: 1220 RAPIDMAN 1220 MODEL 1220 1220 1973 Desktop with Display
RAPID DATA: 801 (version-2) RAPIDMAN RAPIDMAN MODEL 801 801 1973 Pocket
RAPID DATA: 812 RAPIDMAN MODEL 812 707450000 (707-450-000) 1973 Pocket
RAPID DATA: 825 RAPIDMAN   825 1973 Pocket
REALTONE: 8414 MICRO EXECUTIVE MODEL 8414 8414 1973 Desktop with Display
REALTONE: 9202 MEMORY AUTOMATIC ELECTRONIC CALCULATOR   9202 1973 Desktop with Display
REALTONE: EC8413 MICRO ALGEBRA, EC-8413   EC8413 (EC-8413) 1973 Desktop with Display
REMINGTON: 1005B SPERRY REMINGTON, 1005.B MODEL 1005.B 1005B (1005.B) 1973 Desktop with Display
REMINGTON: 663 (version-1) SPERRY REMINGTON 663   663 1973 Pocket
REMINGTON: 663 (version-2) SPERRY REMINGTON, 663   663 1973 Pocket
REMINGTON: EDC1003 REMINGTON 1003, SPERRY RAND EDC 1003 EDC1003 (EDC 1003) 1973 Desktop with Display
REMINGTON: EDC1207 REMINGTON 1207, SPERRY RAND EDC 1207 EDC1207 1973 Desktop with Display
REX-ROTARY: 210 (version-1) CONTEX 210   210 1973 Desktop with Display
REX-ROTARY: 210B CONTEX 210 B   210B 1973 Desktop with Display
REX-ROTARY: 215 CONTEX 215   215 1973 Desktop with Display
REX-ROTARY: 215B CONTEX 215 B CONTEX 215 B 215B 1973 Desktop with Display
REX-ROTARY: 220 (version-1) CONTEX 220   220 1973 Desktop with Display
REX-ROTARY: 220 (version-2) CONTEX 220   220 1973 Desktop with Display
REX-ROTARY: 230 (version-1) CONTEX 230   230 1973 Desktop with Display
REX-ROTARY: 230 (version-2) CONTEX 230   230 1973 Desktop with Display
RFT: 73 (version-1) minirex 73   73 1973 Pocket
RFT: 73 (version-2) minirex 73 ELEKTRONISCHER TASCHENRECHNER 73 1973 Pocket
RICOH: 1000ED RICOMAC 1000ED   750500 (7505-00) 1973 Desktop with Display
RICOH: 1010P (version-1) RICOMAC 1010 P 7477-70 747770 (7477-70) 1973 Desktop with Printer
RICOH: 1213 (version-1) RICOMAC 1213   1213 1973 Desktop with Display
RICOH: 1216   CODE 7550-32 755032 (7550-32) 1973 Desktop with Display
RICOH: RC8 RICOMAC RC*8 CODE 7506-00 750600 (7506-00) 1973 Pocket
RICOH: RC8D RICOMAC RC*8D RC-8D, MODEL 7507-00 750700 (7507-00) 1973 Pocket
RICOH: RC8S RICOMAC RC-8S   RC8S (RC-8S) 1973 Pocket
ROYAL: 8K (VIII K) (version-1) Litton, DIGITAL VIII-K MODEL ROYAL DIGITAL VIII-K, UA 848 ELECTRONIC CALCULATOR UA848 1973 Desktop with Display
ROYAL: RCP1201K     RCP1201K 1973 Desktop with Printer
SANYO: CX2105 MODEL CX-2105 CX2105 (CX-2105) 1973 Desktop with Display
SANYO: CX8001   MODEL CX-8001, ELECTRONIC CALCULATOR   1973 Pocket
SANYO: CX8003A SACOM MINI MODEL CX-8003A CX8003A (CX-8003A) 1973 Pocket
SANYO: CX8007 MINI CALCULATOR, CX-8007 MODEL CX-8007, ELECTRONIC CALCULATOR CX8007 (CX-8007) 1973 Pocket
SANYO: CX8102 CX-8102, ELECTRONIC CALCULATOR MODEL CX-8102 CX8102 (CX-8102) 1973 Pocket
SANYO: ICC1406P MODEL ICC-1406P   ICC1406P (ICC-1406P) 1973 Desktop with Printer
SANYO: ICC805 (version-2)   MODEL ICC-805, ELECTRONIC CALCULATOR ICC805 (ICC-805) 1973 Desktop with Display
SANYO: ICC808DM SACOM-MINI MODEL ICC-808DM ICC808DM (ICC-808DM) 1973 Desktop with Display
SANYO: ICC83 MODEL ICC-83, ELECTRONIC CALCULATOR ICC83 (ICC-83) 1973 Desktop with Display
SEARS: 41007 DIGI-matic   41007 1973 Pocket
SEARS: 728.58050   MODEL NUMBER 728-58050 72858050 (728.58050) 1973 Desktop with Display
SEARS: 728.58821     72858821 (728.58821) 1973 Pocket
SEARS: 728.58850     72858850 (728.58850) 1973 Pocket
SEARS: 801.58040 M12 MODEL NUMBER 801.58040, CALCULATOR 80158040 (801.58040) 1973 Desktop with Display
SEIKO: S500 N20     S500N20 (S-500 N20) 1973 Personal Computer
SEIKO: S500 N30     S500N30 (S-500 N30) 1973 Personal Computer
SEIKO: S500 N40     S500N40 (S-500 N40) 1973 Personal Computer
SHARP: CS124 COMPET 124 MODELL CS-124, ELECTRONIC CALCULATOR CS124 (CS-124) 1973 Desktop with Display
SHARP: CS126 Compet 126 MODEL CS-126, ELECTRONIC CALCULATOR CS126 1973 Desktop with Display
SHARP: CS224V (version-1) Compet 224V   CS224V 1973 Desktop with Display
SHARP: CS225 COMPET 225 MODEL CS-225, ELECTRONIC CALCULATOR CS225 (CS-225) 1973 Desktop with Display
SHARP: CS243V Compet 243V MODELL CS-243V, ELECTRONIC CALCULATOR CS243V 1973 Desktop with Display
SHARP: CS363R (version-2) Compet 363R   CS363R (CS-363R) 1973 Desktop with Display
SHARP: CS523 Compet 523 MODEL(L) CS-523, ELECTRONIC CALCULATOR CS523 1973 Desktop with Printer
SHARP: CS622A Compet 622A, ELECTRONIC PRINTING CALCULATOR   CS622A 1973 Desktop with Printer
SHARP: CS626 Compet 626 MODEL(L) CS-626, ELECTRONIC CALCULATOR CS626 (CS-626) 1973 Desktop with Printer
SHARP: CS627     CS627 1973 Desktop with Printer
SHARP: CS628   MODEL CS-628, ELECTRONIC CALCULATOR CS628 1973 Desktop with Display+Printer
SHARP: CS743R ELECTRONIC PRINTING CALCULATOR MODEL CS-743R, ELECTRONIC CALCULATOR CS743R (CS-743R) 1973 Desktop with Printer
SHARP: CS817S Elsi 817S   CS817S (CS-817S) 1973 Desktop with Display
SHARP: EL8001 LC LIQUID CRYSTAL, EL-8001, COMPET MODEL EL-8001 EL8001 (EL-8001) 1973 Desktop with Display
SHARP: EL804 ELSI 804 MODEL EL-804, ELECTRONIC CALCULATOR EL804 (EL-804) 1973 Desktop with Display
SHARP: EL805 (version-1)   EL-805 EL805 (EL-505) 1973 Pocket
SHARP: EL805 (version-2)   MODEL EL-805 EL805 (EL-505) 1973 Pocket
SHARP: EL805M LC LIQUID CRYSTAL, EL-805M EL-805M EL805M (EL-805M) 1973 Pocket
SHARP: EL808 LC LIQUID CRYSTAL, EL-808 MODEL EL-808 EL808 (EL-808) 1973 Desktop with Display
SHARP: EL8102 MODEL EL-8102 EL8102 (EL-8102) 1973 Desktop with Display
SHARP: EL814 ELECTRONIC CALCULATOR MODEL EL-814 EL814 (LE-814) 1973 Pocket
SHARP: EL816 EL-816 MODELL EL-816 EL816 (EL-816) 1973 Pocket
SHARP: EL816S EL-816S MODEL EL-816S EL816S (EL-816S) 1973 Desktop with Display
SHARP: EL817S ELSI 817S   EL817S (EL-817S) 1973 Desktop with Display
SHARP: EL818   MODEL EL-818 EL818 (EL-818) 1973 Desktop with Display
SHARP: PC1001 PC-1001 MODEL(L) PC-1001, ELECTRONIC CALCULATOR PC1001 (PC-1001) 1973 Desktop with Display
SINCLAIR: Cambridge (version-3)     Cambridge 1973 Pocket
SINCLAIR: Executive Memory (version-1)     Executive Memory 1973 Pocket
SINCLAIR: Executive Memory (version-3)     Executive Memory 1973 Pocket
SINCLAIR: Executive Memory (version-4)     Executive Memory 1973 Pocket
SMITH CORONA MARCHANT (SCM): 110 MARCHANT 110 MODEL 110 110 1973 Desktop with Printer
SMITH CORONA MARCHANT (SCM): 306 MARCHANT 306   306 1973 Desktop with Printer
SOUNDESIGN: 8400 COMPUTER MINI   8400 1973 Desktop with Display
SUMLOCK ANITA ELECTRONICS: 326     326 1973 Desktop with Display
SUMLOCK ANITA ELECTRONICS: Anita 1211LSI 1211 LSI   1211LSI (1211 LSI) 1973 Desktop with Display
SUMLOCK ANITA ELECTRONICS: Anita 1212P     1212P 1973 Desktop with Printer
SUMLOCK ANITA ELECTRONICS: Anita 1216 ROCKWELL Anita MODEL No 1216 1216 1973 Desktop with Display
SUMLOCK ANITA ELECTRONICS: Anita 1233P     1233P (1233 P) 1973 Desktop with Printer
SUMLOCK ANITA ELECTRONICS: Anita Business Computer     Business Computer 1973 Desktop with Display
SUMMIT: E08     E08 1973 Pocket
SUMMIT: K09V (version-1)     K09V 1973 Pocket
SUMMIT: K09V (version-2)   Model K09V K09V 1973 Pocket
SUMMIT: MCC (version 2) METRIC CONVERSION COMPUTER MODEL MCC MB8 1973 Pocket / Converter
SUMMIT: SE88M (version-1)   Model SE 88 M SE88M (SE 88 M) 1973 Pocket
SUMMIT: SE88M (version-2) Model SE 88 M SE88M (SE 88 M) 1973 Pocket
SUMMIT: SM8   Tom Thumb, MODEL SM8 SM8 1973 Pocket
TABULEX: 666   12-Digit Calculator (6+6) 666 1973 Pocket
TAIYO BUSINESS MACHINES: Mini Handy   MINI HANDY MINI HANDY 1973 Pocket
TECO: TE8053 TE 8053   TE8053 (TE 8053) 1973 Pocket
TEKTRONIX: 31 (version-1)   MOD NO. OPT 2 31 1973 Desktop with Display+Printer
TEKTRONIX: 31 (version-2)   MOD NO. OPT 1 31 1973 Desktop with Display+Printer
TEKTRONIX: 31 (version-3)       1973 Desktop with Display+Printer
TENKO: ECL81     ECL81 1973 Pocket
TESAK: 10P Syrtis 10P   10P 1973 Pocket
TEXAS INSTRUMENTS: 3500 TI-3500 electronic calculator, Model: TI-3500 TI3500 (TI-3500) 1973 Desktop with Display
TEXAS INSTRUMENTS: 3510 TI-3510 electronic calculator, Model: TI-3510 TI3510 (TI-3510) 1973 Desktop with Display / Time
TEXAS INSTRUMENTS: 4000 TI-4000 electronic calculator, Model: TI-4000 TI4000 (TI-4000) 1973 Desktop with Display
TEXAS INSTRUMENTS: 450 TI-450 electronic calculator, Model: TI-1450 TI450 (TI-450) 1973 Desktop with Display
TEXAS INSTRUMENTS: SR20 SR-20 SR-20 engineering desk calculator SR20 (SR-20) 1973 Desktop with Display
TEXAS INSTRUMENTS: SR22 SR-22 electronic hexadecimal calculator/converter SR22 (SR-22) 1973 Desktop with Display / Converter
TOKYO ELECTRONIC APPLICATION LAB (TEAL): 121M UNIUSE V121M   121M 1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): SM8 TEALTRONIC   SM8 1973 Pocket
TOSHIBA: BC0804B BC-0804B ELECTRONIC CALCULATOR, BC-0804B BC0804B (BC-0804B) 1973 Desktop with Display
TOSHIBA: BC0811B BC-0811B ELECTRONIC CALCULATOR, BC-0811B BC0811B (BC-0811B) 1973 Pocket
TOSHIBA: BC1204 BC-1204 ELECTRONIC CALCULATOR, BC-1204 BC1204 (BC-1204) 1973 Desktop with Display
TOSHIBA: BC1205B BC-1205B   BC1205B (BC-1205B) 1973 Pocket
TOSHIBA: BC1270 BC-1270   BC1270 (BC-1270) 1973 Desktop with Display
TRIUMPH-ADLER: 60 (version-1) ADLER 60 Type: EC 60 EC60 (EC 60) 1973 Pocket
TRIUMPH-ADLER: 60 (version-2) TRIUMPH 60 Type: EC 60 EC60 (EC 60) 1973 Pocket
ULTIMA ELECTRONICS: 10 ELETAC 10   10 1973 Desktop with Display
UNICOM: 102     102 1973 Pocket
UNICOM: 103     103 1973 Pocket
UNISONIC: 707M     707M 1973 Desktop with Display
UNITREX: 1200K (version-2) ELECTRONIC CALCULATOR   1200K 1973 Desktop with Display
UNITREX: 12PPS (version-2)   ELECTRONIC PRINTING CALCULATOR 12PPS 1973 Desktop with Printer
UNITREX: 800D ELECTRONIC CALCULATOR   800D 1973 Desktop with Display
UNITREX: 800KD ELECTRONIC CALCULATOR   800KD 1973 Desktop with Display
UNITREX: 800R ELECTRONIC CALCULATOR   800R 1973 Desktop with Display
UNITREX: 801K     801K 1973 Desktop with Display
UNITREX: Digitronic M   DIGITRONIC-M, EIKO BUSINESS MACHINE CO., LTD. Digitronic M 1973 Desktop with Display
UNITREX: Mini Handy   MINI HANDY Mini Handy 1973 Pocket
UNITRON: DC12M     DC12M 1973 Desktop with Display
VENTRON: VT1200C METRIC CONVERSION MODEL VT-1200C CT1200C 1973 Pocket / Converter
VENTRON: VT600     VT600 1973 Desktop with Display
VICTOR: 18-1721 1800 MOD. 18-1721 181721 (18-1721) 1973 Desktop with Display
VICTOR: 19-1421 1900 MODEL NO. 19-1421 191421 (19-1421) 1973 Desktop with Display
VICTOR: 223 MEC/223 MODEL NO. 223 223 1973 Desktop with Display
VICTOR: 85 (version-1) tallymate MODEL-85 85 1973 Desktop with Display
VICTOR: 95 (version-1)   Model No.95 95 1973 Pocket
VITO: 2000 ELEKTRON 2000   2000 1973 Pocket
VOLTMATIC: (Unknown model)       1973 Pocket
WALTHER: ETR23S     ETR23S 1973 Desktop with Printer
WANG: 2200     2200 1973 Personal Computer
WANG: 462 462-0   4620 (462-0) 1973 Desktop with Display / Statististics+Probability
WANG: C52     C52 1973 Desktop with Display
WANG: C87 87 Surveyors MODEL 87 C87 1973 Desktop with Display / Navigation
WESTERN AUTO: Electronic Wizard (version-1)     TXI4995A47 (TXI-4995 A 47) 1973 Pocket
YASHICA: AT800 AT-800, TEAL AT800 (AT-800) 1973 Desktop with Display / Time
ABATRONIX: 676 (version-1)       ~1973 Pocket
ABATRONIX: 676 (version-2)       ~1973 Pocket
ABATRONIX: CA06 (version-1) Model CA-06   CA06 (CA-06) ~1973 Pocket
ABATRONIX: CA06 (version-2) Model CA-06   CA06 (CA-06) ~1973 Pocket
ACCURATE CALCULATOR: A100 (version-1)   ELECTRONIC CALCULATOR, Model: A-100 A100 (A-100) ~1973 Desktop with Display
ACCURATE CALCULATOR: A100 (version-2)   ELECTRONIC CALCULATOR, Model: A-100   ~1973 Desktop with Display
ACCURATE CALCULATOR: A200 200 ELECTRONIC CALCULATOR, Model: A-200 A200 (A-200) ~1973 Desktop with Display
ADDMASTER: 12 Memory (version-1) MEMORY-12   12 ~1973 Desktop with Display
ADDMASTER: 12 Memory (version-2) MEMORY-12   12 ~1973 Desktop with Display
ADDMASTER: 12 Merchant Merchant 12   12 ~1973 Desktop with Display
ADDMASTER: 408 MATH IV   408 ~1973 Desktop with Printer
ADDMASTER: Math III MATH III   III ~1973 Desktop with Printer
ADDO-X: 104     104 ~1973 Desktop with Printer / Typewriter
ADDO-X: 106     106 ~1973 Desktop with Printer / Typewriter
ADDO-X: 9101   MODEL 9101 9101 ~1973 Desktop
ADDO-X: 9102     9102 ~1973 Desktop with Printer
ADDO-X: 9205     9205 ~1973 Desktop with Printer
ADDO-X: 9206     9206 ~1973 Desktop with Display
ADDO-X: 9207 model 9207 MOD 9207 9207 ~1973 Desktop with Display
ADDO-X: 9215 (version-1)     9215 ~1973 Pocket
ADDO-X: 9215 (version-2)   9271 11 02 92711102 (92711 02) ~1973 Pocket
ADDO-X: 9710     9710 ~1973 Desktop with Display / Typewriter
ADVANCE ELECTRONIC: 161     161 ~1973 Desktop with Display
ADVANCE ELECTRONIC: 161R     161R ~1973 Desktop with Display
ADVANCE ELECTRONIC: 162R     162R ~1973 Desktop with Display
AMERICAN CIRCUITRON: (Unknown model 1)       ~1973 Pocket
AMERICAN CIRCUITRON: (Unknown model 2)       ~1973 Pocket
AMERICAN CIRCUITRON: 666 math matic   666 ~1973 Pocket
AMERICAN CIRCUITRON: 747 math matic   747 ~1973 Pocket
AMERICAN CIRCUITRON: 777 (version-1) math matic   777 ~1973 Pocket
AMERICAN CIRCUITRON: 777 (version-2) math matic   777 ~1973 Pocket
AMERICAN CIRCUITRON: 808 (version-1) math matic, auto constant   808 ~1973 Pocket
AMERICAN CIRCUITRON: 808 (version-2) math matic   808 ~1973 Pocket
AMERICAN CIRCUITRON: 888 math matic   888 ~1973 Pocket
AMERICAN CIRCUITRON: 889 math matic   889 ~1973 Pocket
AMP: 257   NO. 026C-257 257 ~1973 Pocket
ANGULA Engineering: TE1201     TE1201 ~1973 Desktop with Display
APCO: EC808 EC-808 ELECTRONIC CALCULATOR MODEL EC-808 EC808 (EC-808) ~1973 Pocket
APCO: TE8000     TE8000 ~1973 Desktop
APF: 1 (version-1) Mark 1   1 ~1973 Desktop with Display
APF: 1 (version-2) Mark 1 MODEL MARK 1 SERIES-E 1 ~1973 Desktop with Display
APF: 1 (version-3) Mark 1   1 ~1973 Desktop with Display
APF: 14 MARK 14 / MEMORY Model No. Mark 14 14 ~1973 Pocket
APF: III (3) Mark III MODEL MARK III III ~1973 Pocket
APF: VII (7) Mark VII   VII ~1973 Pocket / Time
ARGYLE: Mark 1   MODEL NO. MARK 1 1 ~1973 Desktop with Display
ARGYLE: Mark VI     VI ~1973 Desktop with Display
ASAKI: 1204M   electronic calculator 1204M ~1973 Pocket
ASAKI: AE8 AUTO CONSTANT, AE-8 electronic calculator AE8 (AE-8) ~1973 Pocket
BARON: EC801 MODEL EC-801, ELECTRONIC CALCULATOR, JEMS EC801 (EC-801) ~1973 Desktop with Display
BARON: EC803 EC-803 MODEL EC-803, ELECTRONIC CALCULATOR, JEMS, NCI EC803 (EC-803) ~1973 Desktop with Display
BEDA: GT     GT ~1973 Pocket
BELSON: BEC101   CALCULATRICE DIGIT MODÈLE BEC-101 BEC101 (BEC-101) ~1973 Desktop with Display
BENROSS: ECL81   MODEL ECL-81 ECL81 (ECL-81) ~1973 Pocket
BENROSS: K80SX     K80SX (K-80SX) ~1973 Desktop with Display
BENROSS: K80X     K80X ~1973 Desktop with Display
BOHN: Omnitrex   MODEL-BOHN OMNITREX Omnitrex ~1973 Pocket
BOHN: SR1 omnitrex SR1   SR1 ~1973 Desktop with Display
BOWMAR: 901B (version-2)   MODEL 901 B 901B ~1973 Pocket
BOWMAR: 90412   MODEL 90412 90412 ~1973 Desktop with Display
BOWMAR: 90422 (version-1) MODEL 90422 90422 ~1973 Desktop with Display
BOWMAR: 90422 (version-2)   MODEL 90422 90422 ~1973 Desktop with Display
BOWMAR: 90422 (version-3)   MODEL 90422 90422 ~1973 Desktop with Display
BOWMAR: 90505 (version-1)   MX50 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL 90505 90505 ~1973 Pocket
BOWMAR: 90505 (version-2)   MX50 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL 90505 90505 ~1973 Pocket
BOWMAR: 90512 Century Mark IV MODEL 90512 90512 ~1973 Pocket
BOWMAR: 90515 (version-1)   MODEL 90515 90515 ~1973 Pocket
BOWMAR: 90515 (version-2)   MX50 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL 90515 90515 ~1973 Pocket
BOWMAR: 90516 (version-1)   MODEL 90516 90516 ~1973 Pocket
BOWMAR: 90516 (version-2) MODEL 90516 90516 ~1973 Pocket
BOWMAR: 90601 (version-1)     90601 ~1973 Pocket
BOWMAR: 90601 (version-3)   MX61 PERSONAL CALCULATOR WITH OMNI-CONSTANT REGISTER, MODEL 90601 90601 ~1973 Pocket
BOWMAR: 90601 (version-4)     90601 ~1973 Pocket
BOWMAR: 90701 (version-1) MX70 MEMORY CALCULATOR, MODEL 90701 90701 ~1973 Pocket
BOWMAR: 90707     90707 ~1973 Pocket
BOWMAR: 91802B   MODEL 91802B 91802B ~1973 Pocket
BOWMAR: MX55 (version 2)     MX55 ~1973 Pocket
BOWMAR: MX60     MX60 ~1973 Pocket
BRAINMATE: 800M MODEL BrainMate 800M, 8 Digit hand Held Calculator with Memory 800M ~1973 Pocket
BROTHER: 408A PROCAL 408A ELECTRONIC CALCULATOR, MODEL 408A 408A ~1973 Desktop with Display
BURROUGHS: C3160   C 3160 SERIES C3160 (C 3160) ~1973 Desktop
BURROUGHS: C3161   C 3161 SERIES C3161 (C 3161) ~1973 Desktop with Display
BURROUGHS: C3263   C 3263 SERIES C3263 (C 3263) ~1973 Desktop with Display
BUSICOM: 121PL     121PL ~1973 Desktop with Printer
BUSICOM: 81DA exec, 81-DA   81DA (881-DA) ~1973 Desktop with Display
BUSICOM: LE80S handy, LE-80S LE-80S LE80S (LE-80S) ~1973 Pocket
BUSICOM: Stocal     Stocal ~1973 Desktop
BUSINESS ELECTRONICS: 802 abatron   802 ~1973 Pocket
BUSINESS ELECTRONICS: 803 abatron 803   803 ~1973 Pocket
C+C: LE8   MODEL LE-8 LE8 (LE-8) ~1973 Pocket
CAHUE INDUSTRIAL: VANGUARD: 02PA     02PA ~1973 Pocket
CAHUE INDUSTRIAL: VANGUARD: 04PA     04PA ~1973 Pocket
CAHUE INDUSTRIAL: VANGUARD: 05PA Electronic   05PA ~1973 Desktop
CAHUE INDUSTRIAL: VANGUARD: 06PA     06PA ~1973 Pocket
CALCONSA: TA2     TA2 ~1973 Desktop with Display
CALCULO: K80W   MODEL K-80W K80W (K-80W) ~1973 Desktop with Display
CALFAX: (Unknown model)       ~1973 Pocket
CALFAX: 1200L   MODEL 1200 L 1200L (1200 L) ~1973 Desktop with Display
CALFAX: 820CD (version-1) 820 CD   820CD (820 CD) ~1973 Pocket
CALFAX: 820CD (version-2) 820 CD   820CD (820 CD) ~1973 Pocket
CALFAX: 825P     825P ~1973 Pocket
CALFAX: The Magic Slate   BY AMERICAN IMPORT MERCHANTS CORPORATION, CALFAX DIVISION The Magic Slate ~1973 Pocket
CALTRONIC: 1200 Memory 1200   1200 ~1973 Desktop
CALTRONIC: 606 (version-2)     606 ~1973 Pocket
CALTRONIC: 606 (version-3)     606 ~1973 Pocket
CALTRONIC: 606 (version-4)     606 ~1973 Pocket
CALTRONIC: 612 (version-1)       ~1973 Pocket
CALTRONIC: 612 (version-2)       ~1973 Pocket
CALTRONIC: 912 (version-1)     912 ~1973 Pocket
CALTRONIC: 912 (version-2)     912 ~1973 Pocket
CALTRONIC: 912P Bazooka 912P   912P ~1973 Pocket
CANON: F10 Canola F-10 CANOLA F-10 F10 (F-10) ~1973 Desktop with Display
CANON: MP141 Canola MP 141   MP141 (MP 141) ~1973 Desktop with Printer
CAPRI: 100 (version-1)     100 ~1973 Pocket
CAPRI: 100 (version-2)       ~1973 Pocket
CASIO: 121S (Square Root 121S) MODEL V121-S V121-S V121S (V121-S) ~1973 Desktop with Display
CASIO: 8E   8E, ELECTRONIC CALCULATOR 8E ~1973 Pocket
CASIO: 8U 8-U, ELECTRONIC CALCULATOR CASIO-8U 8U (8-U) ~1973 Desktop with Display
CASIO: R11 R-11   R11 (R-11) ~1973 Desktop with Display+Printer
CBC: 800 MINICOM   800 ~1973 Pocket
CENTURY: (Unknown model 1) CENTURION     ~1973 Pocket
CENTURY: (Unknown model 2) CENTURION IT1069   ~1973 Pocket
CENTURY: DN201   Model DN 201, CENTURY MARK IV DN201 (DN 201) ~1973 Pocket
CENTURY: Mark IV (version-1)     Mark IV ~1973 Pocket
CENTURY: Mark IV (version-2)     Mark IV ~1973 Pocket
CITACO: K16     K16 ~1973 Pocket
CITIZEN: 101L   ELECTRONIC CALCULATOR, TYPE 101L 101L ~1973 Desktop with Display
CITIZEN: 122L   MODEL-122L, ELECTRONIC CALCULATOR 122L (122-L) ~1973 Desktop with Display
CITIZEN: 800XL   TYPE 800XL, ELECTRONIC CALCULATOR 800XL ~1973 Pocket
COLEX: (Unknown model 1)       ~1973 Desktop with Display
COLEX: (Unknown model 4)       ~1973 Desktop with Display
COLEX: 101   MODEL 101 101 ~1973 Desktop with Display
COLEX: 1400 CO 1400   1400 (CO 1400) ~1973 Desktop with Display
COLUMBIA SCIENTIFIC: (Unknown model) Columbia electronic calculator   ~1973 Pocket
COLUMBIA SCIENTIFIC: 803M III M, 803M III M, electronic calculator IIIM (III M), 803M ~1973 Pocket
COLUMBIA SCIENTIFIC: MD12M MD-12M ELECTRONIC CALCULATOR, Columbia SCIENTIFIC MD12M (MD-12M) ~1973 Desktop with Display
COMMODORE: 774D (version-3) commodore Japan Red   Solid State Portable Electronic Calculator, MODEL 774D, ärt No. 200470 20047002 (200470-02) ~1973 Pocket
COMMODORE: K8 (version-1) K.8   K8 (K-8) ~1973 Desktop with Display
COMMODORE: K8 (version-2)   MODEL K*8 K8 (K-8) ~1973 Desktop with Display
COMMODORE: M16 (version-1) cbm M*16   M16 (M*16) ~1973 Desktop with Display
COMMODORE: M16 (version-2) commodore, M*16 CODE 122 122 ~1973 Desktop with Display
COMMODORE: MM3 (version-6) commodore MINUTEMAN * 3 MM3 ~1973 Pocket
COMMODORE: MM3MR     MM3MR ~1973 Pocket
COMMODORE: MM3R (version-1) cbm MINUTEMAN, Electronic Calculator, MODEL MM3R MM3R ~1973 Pocket
COMMODORE: MM3R (version-2) commodore MINUTEMAN, Electronic Calculator, MODEL MM3R MM3R ~1973 Pocket
COMMODORE: MM3R (version-3) commodore MINUTEMAN, Electronic Calculator, MODEL MM3R MM3R ~1973 Pocket
COMMODORE: MM3SR     MM3SR ~1973 Pocket
COMMODORE: US121P US*121P, Electronic Printer   US121P ~1973 Desktop with Printer
COMMODORE: US12M US*12M CODE C-303, MODEL US*12 C303 ~1973 Desktop with Display
COMPUAD: 12 (Memory SquareRoot 12) MEMORY (SquareRoot) 12 MEMORY (SquareRoot) 12 MEMORY(SquareRoot)12 ~1973 Desktop with Display
COMPUCORP: 320G (version-2) Scientist   320G ~1973 Desktop with Display
COMPUCORP: 327 (version-1) Scientist   327 ~1973 Desktop with Display+Printer
COMPUCORP: 327 (version-2) Scientist     ~1973 Desktop with Display+Printer
COMPUTER DEVICES: 10A     10A ~1973 Pocket
COMPUTER FACTORY SYSTEMS (CFS): 101 CONTRA-QUOTER, mdl-101 CONTRA-QUOTER MODEL 101, ELECTRONIC CALCULATOR MLD101 (MLD-101) ~1973 Desktop with Display
COMPUTEX: 6 Mark 6   6 ~1973 Desktop with Display
CONDATA: 2000-3     20003 (2000-3) ~1973 Pocket
CONTADA: 2000-6     20006 (2000-6) ~1973 Pocket
CONTINENTAL: (Unknown model 2) International     ~1973 Pocket
CONTINENTAL: 173A International   173A ~1973 Pocket
CRAIG: 4502 MODEL 4502 4502 ~1973 Desktop with Display
CRAIG: 4503 (version-1) MODEL 4503 4503 ~1973 Desktop with Display
CRAIG: 4518     4518 ~1973 Pocket
CROWN: CL1M Model CL-1M   CL1M (CL-1M) ~1973 Pocket
DAIEI: CL140 BUBU 140, ELECTRONIC CALCULATOR MODEL CL-140 CL140 (CL-140) ~1973 Pocket
DALTONE: 888SRM     888SRM ~1973 Pocket
DECIMO: 121MD   121MD 121MD ~1973 Desktop with Display
DECIMO: 9100     9100 ~1973 Desktop with Display
DESCO: (Unknown model)     DESCO ~1973 Desktop with Display
DOOR: D840 D-840   D840 (D-840) ~1973 Pocket
DOOR: F100 F-100 CALCULADORA F-100 F100 (F-100) ~1973 Desktop with Display
DULIX: K80M   MODEL K-80M K80M ~1973 Desktop with Display
ELDORADO ELECTRODATA: 12K     12K ~1973 Desktop with Display
ELDORADO ELECTRODATA: 8M (version-1)   CALCULATOR 8M ~1973 Desktop with Display
ELDORADO ELECTRODATA: 8M (version-2)   MODEL 8M 8M ~1973 Desktop with Display
ELECTRONIC: DC9 (version-1)     DC9 ~1973 Desktop with Display
ELECTRONIC: DC9 (version-2)     DC9 ~1973 Desktop with Display
ELEKTRONIKA: 110 (version-1)     110 ~1973 Desktop with Display
ELEKTRONIKA: 110 (version-2) Iskra 110 TY25-01-514-71 110 ~1973 Desktop with Display
ELGEMA: HB100 HB 100   HB100 (HB 100) ~1973 Pocket
ELGEMA: HB110 (version-1) HB 110   HB110 (HB 110) ~1973 Pocket
ELGEMA: HB110 (version-2) HB 110   HB110 (HB 110) ~1973 Pocket
ELITE: 1201-12M Elektronenrechner, Typ 1201-12M 120112M (1201-12M) ~1973 Desktop with Display
EMERSON ELECTRONICS: TR8     TR8 ~1973 Desktop with Display
EREA: CM8     CM8 ~1973 Pocket
ERUCOM: ECL81III (version-1)     ECL81III (ECL-81III) ~1973 Pocket
ERUCOM: ECL81III (version-2)     ECL81III (ECL-81III) ~1973 Pocket
FACIT: 1145   Type 1145, Code 0001 1145 ~1973 Desktop with Printer
FACIT: 1146     1146 ~1973 Desktop with Printer
FACIT: 1150     1150 ~1973 Desktop with Printer
FEILER: FC125MK     FC125MK ~1973 Desktop with Display
FORDS: 82M   MODEL: 82M 82M ~1973 Pocket
FRIDEN: 1201-25 Friden Calculator, SINGER ELECTRONIC CALCULATOR MODEL 1201-25 120125 (1201-25) ~1973 Desktop with Display
FUJISHO BUSINESS MACHINES: 80M     80M ~1973 Desktop with Display
FUNDEX: FD2001     FD2001 ~1973 Pocket
FUNDEX: K233     K233 ~1973 Pocket
GARRETT COMTRONICS CORPORATION: 2020   ELECTRONIC CALCULATOR, MODEL NO. 2020 2020 ~1973 Desktop with Display
GARRETT COMTRONICS CORPORATION: CM20 (version-1) ELECTRONIC CALCULATOR, MODEL NO. CM20 CM20 ~1973 Desktop with Display
GARRETT COMTRONICS CORPORATION: CM20 (version-2)   ELECTRONIC CALCULATOR, MODEL NO. CM20 CM20 ~1973 Desktop with Display
GARRETT COMTRONICS CORPORATION: CM25   ELECTRONIC CALCULATOR, MODEL NO. CM25 CM25 ~1973 Desktop with Display
GARRETT COMTRONICS CORPORATION: CM35 (version-1)   ELECTRONIC CALCULATOR, MODEL NO. CM35 CM35 ~1973 Desktop with Display / Time
GARRETT COMTRONICS CORPORATION: CM35 (version-2)   ELECTRONIC CALCULATOR, MODEL NO. CM35 CM35 ~1973 Desktop with Display / Time
GENERAL: 1217P TEKNIKA 1217P   1217P ~1973 Desktop with Printer
GENERAL: 1218 TEKNIKA 1218, ELECTRONIC CALCULATOR, (EDC1218) TEKNIKA 1218 1218 ~1973 Desktop with Display
GENIE: II GENIE-II   II ~1973 Pocket
GREGORY: M801   MODEL M-801 M801 (M-801) ~1973 Pocket
GROSS: 2131   MODEL N°2131 2131 ~1973 Desktop with Display
GROSS: 3141     3141 ~1973 Desktop with Printer
GROSS: 4050     4050 ~1973 Desktop with Printer
HANIMEX: 1 (EMIHUS Microcomponents Ltd.) Gemini 1   1 ~1973 Pocket
HANIMEX: BC80 BC 80 HANIMEX POCKET CALCULATOR, MODEL BC 80 BC80 (BC 80) ~1973 Pocket
HANIMEX: BC806 BC 806   BC806 (BC 806) ~1973 Pocket
HANIMEX: BC808 BC 808   BC808 (BC 808) ~1973 Pocket
HANIMEX: BC81 BC 81   BC81 (BC 81) ~1973 Pocket
HANIMEX: MC1205M MC 1205M model MC 1205M MC1205M (MC 1205M) ~1973 Desktop with Display
HANIMEX: MCM1255   ELECTRONIC CALCULATOR, MODEL: MCM 1255, 28-1124(8) MCM1255 (MCM 1255) ~1973 Desktop with Display
HANOMAT: (Unknown model)       ~1973 Pocket
HATRA: K80M     K80M ~1973 Desktop with Display
HERMES: 12U 12-U 12-U, made exclusevely for HERMES PRODUCTS INC. By SANTRON ELECTRONICS., Lt 12U (12-U) ~1973 Desktop with Display
HERMES: 811     811 ~1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: K106P   TYP: K-106 P K106P (K-106 P) ~1973 Pocket
HIRADASTECHNIKA SZOVETKEZET: K831 (version-1)   Typ K 831, License Bowmar Canada K831 (K 831) ~1973 Pocket
HITACHI: KK180B ELCA 180B DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 180B, ND177 ND177 ~1973 Desktop with Display
HITACHI: KK260B ELCA 260 B ELECTRONIC CALCULATOR, MODEL KK-260B KK260B ~1973 Pocket
HITACHI: KK62 ELCA 62 DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 62, ND1001 ND1001 ~1973 Desktop with Display
HITACHI: KK621 KK 621 DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 621, ND1010 ND1010 ~1973 Desktop
HITACHI: KK62D ELCA 62 D DESK TOP ELECTRONIC CALCULATOR, TYPE KK FORM 62, ND1001 ND1001 ~1973 Desktop with Display
HOMELAND: 1202     1202 ~1973 Desktop with Display
HOMELAND: 1212A     1212A ~1973 Desktop with Display
HOMELAND: 1212B     1212B ~1973 Desktop with Display
HOOVER ELECTRONIC: HE1200     HE1200 ~1973 Pocket
HOOVER ELECTRONIC: HE1212M     HE1212M ~1973 Pocket
HOOVER ELECTRONIC: HE801     HE801 ~1973 Pocket
HOOVER ELECTRONIC: HE802M     HE802M ~1973 Pocket
HOOVER ELECTRONIC: HE902 HE-902   HE902 ~1973 Pocket
HORNET: 801   I.A.J. TOKYO JAPAN 801 ~1973 Pocket
HP_calcs: 35 (version-2)     35 ~1973 Pocket
HP_calcs: 35 (version-3)     35 ~1973 Pocket
HUGLE INTERNATIONAL: E8     E8 (E-8) ~1973 Desktop with Display
HUGLE INTERNATIONAL: EC86     EC86 (EC-86) ~1973 Desktop with Display
I.D.E.A.: (Unknown model)       ~1973 Pocket
I.T.C.: (Unknown model)       ~1973 Desktop with Display
IAIN JONES INTERNATIONAL (IJI): Phoenix     Phoenix ~1973 Pocket
ICE-FELIX: CE126 CE 126, ELECTRONIC CALCULATOR   CE126 (CE 126) ~1973 Desktop with Display
IMPERIAL: IC111K     IC111K ~1973 Desktop with Display
IMPERIAL: IC131K (version-1)     IC131K ~1973 Desktop with Display
IMPERIAL: IC131K (version-2)     IC131K ~1973 Desktop with Display
IMPERIAL: IC136MK     IC136MK ~1973 Desktop with Display
IMPERIAL: IC900   MODEL IMPERIAL IC 900 IC900 (IC 900) ~1973 Desktop with Display
INDUSTRIA MACCHINE ELETTRONICHE (IME): 140P   Model 140P 140P ~1973 Desktop with Printer
INDUSTRIA MACCHINE ELETTRONICHE (IME): minIME min IME   minIME ~1973 Pocket
INDUSTRIA MACCHINE ELETTRONICHE (IME): minIME2     minIME2 ~1973 Pocket
INDUSTRIAL INSTRUMENT CORPORATION (ISE): 120 ICQL 120   120 ~1973 Desktop with Display
INNO-HIT: K80W     K80W ~1973 Desktop with Display
INTERTON ELECTRONIC: (Unknown model 5)       ~1973 Pocket
INTERTON ELECTRONIC: PC2010 (version-1) PC 2010   PC2010 (PC 2010) ~1973 Pocket
INTERTON ELECTRONIC: PC2010 (version-2) PC 2010   PC2010 (PC 2010) ~1973 Pocket
INTERTON ELECTRONIC: PC2010 (version-3) PC 2010   PC2010 (PC 2010) ~1973 Pocket
INTERTRONIC: K80LS LS   K80LS ~1973 Pocket
INTERTRONIC: K80MX     K80MX ~1973 Desktop with Display
J.B.M.: 1100   JBM-1100 1100 ~1973 Desktop with Display
J.C.PENNEY: 2500   Lot 2500, ELECTRONIC CALCULATOR 2500 ~1973 Desktop with Display
J.T.A.: 8P J.T.A-8P   8P ~1973 Desktop with Display
JET: K80M     K80M ~1973 Desktop with Display
JETSET: EC8 EC-8   EC8 (EC-8) ~1973 Desktop with Display
JOHN COLLINS ENTERPRISES (JCE): ALK1 ALK-1 ALK-1, ELECTRONIC CALCULATOR ALK1 (ALK-1) ~1973 Pocket
KALTRON: 1008M 1008-M CALCOLATRICE ELECTRONICA, mod. 1008-M 1008M (1008-M) ~1973 Pocket
KALTRON: 1008P 1008-P CALCOLATRICE ELECTRONICA, mod. 1008-P 1008P (1008-P) ~1973 Pocket
KESSEL: 308 JUNIOR ELEKTRONENRECHNER 308 ~1973 Pocket
KESSEL: 308 ZLG Junior     308 ~1973 Pocket
KESSEL: MP3 (version-1)     MP3 ~1973 Pocket
KESSEL: MP3 (version-2)     MP3 ~1973 Pocket
KESSEL: WP3     WP3 ~1973 Pocket
KEYSTONE: 350 (version-1)     350 ~1973 Pocket
KEYSTONE: 350 (version-2)     350 ~1973 Pocket
KEYSTONE: 350 (version-3)     350 ~1973 Pocket
KEYSTONE: 370     370 ~1973 Pocket
KING: RD421 KICOM, RD-421 7473-02 747302 (7473-02) ~1973 Desktop with Display
KINGS POINT: 8414 (version-2)   MODEL 8414 8414 ~1973 Desktop with Display
KOBENICA: U-TAC: K10LS   K-10LS K10LS (K-10LS) ~1973 Pocket
KOBENICA: U-TAC: TC8     TC8 ~1973 Desktop with Display
KOBENICA: U-TAC: TC801     TC8 ~1973 Desktop with Display
KOBENICA: U-TAC: UC8     UC8 (UC-8) ~1973 Desktop with Display
KOKUYO: KC30A (version-1) KC-30A, WISE MAN MODEL KC-30A, ELECTRONIC CALCULATOR KC30A (KC-30A) ~1973 Pocket
KOKUYO: KC30A (version-2) KC-30A, WISE MAN   KC30A (KC-30A) ~1973 Pocket
KOKUYO: KC80D KC-80D MODEL KC-80D, ELECTRONIC CALCULATOR KC80D (KC-80D) ~1973 Desktop with Display
KOKUYO: KC81A   MODEL KC-81A, ELECTRONIC CALCULATOR KC81A (KC-81A) ~1973 Pocket
KOVAC: K80   MODEL K-80 K80 ~1973 Desktop with Display
KOVAC: K80D (version-1)     K80D ~1973 Desktop with Display
KOVAC: K80D (version-2)     K80D ~1973 Desktop with Display
KOVAC: LE802C MODEL NO. LE-802C LE802C (LE-802C) ~1973 Pocket
KOVAC: LE802P   MODEL LE-802P LE802P (LE-802P) ~1973 Pocket
KOVAC: LE802PT MODEL LE-802PT LE802PT (LE-802PT) ~1973 Pocket
KOVAC: LE806 TOPIA MODEL LE-806 LE806 (LE-806) ~1973 Pocket
KOVAC: LE806P (version-1) MODEL LE-806P LE806P (LE-806P) ~1973 Pocket
KOVAC: LE806P (version-2)   MODEL LE-806P LE806P (LE-806P) ~1973 Pocket
LITRONIX: 1002 (version-2) CHECKMATE, (Checkmate II ?) MODEL 1100, POCKET CALCULATOR 1002 ~1973 Pocket
LITRONIX: 1002 (version-3) CHECKMATE   1002 ~1973 Pocket
LITRONIX: 1100 (version-2)     1100 ~1973 Pocket
LLOYDS: E660     E660 ~1973 Desktop with Display
MACH IV: (Unknown model)     IV ~1973 Desktop with Display
MACH V: (Unknown model)     V ~1973 Desktop with Display
MAGNON: K80X   MODEL K-80X K80X (K-80X) ~1973 Desktop with Display
MASTER CALCULATOR: 816     816 ~1973 Desktop with Display
MAYFAIR SOUNDS PRODUCTS: 2W01B   Model No. 2W01B 2W01B ~1973 Desktop with Display
MBO: 1210M MODEL: MBO-1210M 1210M ~1973 Desktop with Display
MBO: 80 (mini handy) mini handy 80 mini handy 80 80 ~1973 Pocket
MBO: Derby   Elektronenrechner, MODELL: Derby 004 ~1973 Pocket
MBO: M801   MODEL M-801 M801 (M-801) ~1973 Pocket
MBO: PM1200   MODEL PM-1200 PM1200 (PM-1200) ~1973 Desktop with Display
MELCOR: 1100   MODEL 1100 1100 ~1973 Pocket
MELCOR: 360B   MODEL 360B 360B ~1973 Pocket
MELCOR: 380 (version-1)     380 ~1973 Pocket
MELCOR: 380 (version-3) MODEL 380 380 ~1973 Pocket
MELCOR: 380 (version-4)   ANSWERMATH M-8 380 ~1973 Pocket
MELCOR: 400 (version-1)   MODEL 400 400 ~1973 Pocket
MELCOR: 400 (version-2)   ANSWERMATH SR8 SR8 ~1973 Pocket
METRO: Mini     Mini ~1973 Pocket
MINICOM: M818 M-818   M-818 (M818) ~1973 Pocket
MINIPET: V16   MODEL V-16 V16 ~1973 Desktop with Display
MINIPET: V2   MODEL V-2 V2 ~1973 Pocket
MINIPET: V57 Panther 10 MODEL V-57 V57 ~1973 Desktop with Display
MONROE: 1305   MODEL 1305, ELECTRONIC PRINTING CALCULATOR 1305 ~1973 Desktop with Printer
MONROE: 1320 Litton MODEL 1320, ELECTRONIC PRINTING CALCULATOR 1320 ~1973 Desktop with Printer
MONROE: 1320-1   MODEL 1320-1, ELECTRONIC PRINTING CALCULATOR 13201 (1320-1) ~1973 Desktop with Printer
MONROE: 410   MODEL 410, ELECTRONIC DISPLAY CALCULATOR 410 ~1973 Desktop with Display
MONROE: 415 Litton MONROE MODEL 415, ELECTRONIC DISPLAY CALCULATOR 415 ~1973 Desktop with Display
MONROE: 430 Litton MONROE MODEL 430, ELECTRONIC DISPLAY CALCULATOR 430 ~1973 Desktop with Display
MONROE: 440   MODEL 440, ELECTRONIC DISPLAY CALCULATOR 440 ~1973 Desktop with Display
MONTGOMERY WARD: D12M Electronic D12M WARDS ELECTRONIC CALCULATOR, MODEL NO. ERR-8614A ERR81614A (ERR-8614A) ~1973 Desktop with Display
MORSE ELECTROPHONIC: CAL801 (version-1) MODEL CAL-801 CAL801 (CAL-801) ~1973 Desktop with Display
MORSE ELECTROPHONIC: CAL801 (version-2) MODEL CAL-801 CAL801 (CAL-801) ~1973 Desktop with Display
MUFF: CO1300 MUFF I   CO1300 ~1973 Desktop with Display
NECKERMANN: DC6+6 (version-2) electronic dc6+6   816248 (816/248) ~1973 Pocket
NECKERMANN: DC8 electronic dc8   816264 (816/264) ~1973 Pocket
NECKERMANN: Electronic Mini electronic-mini ART.-NR. 027/588 027588 (027/588) ~1973 Pocket
NICE: (Unknown model)       ~1973 Desktop with Display
NITSUKO: 121R TIGER MODEL-121R 121R ~1973 Desktop with Display
NITSUKO: DC8A TIGER, DC-8A   DC8A (DC-8A) ~1973 Desktop with Display
NORMAN: 600 (version-1)     600 ~1973 Pocket
NORMAN: 600 (version-2) MODELO 600 600 ~1973 Pocket
NORMAN: 600 (version-3)     600 ~1973 Pocket
NORMAN: 650     650 ~1973 Pocket
NORMAN: 651     651 ~1973 Pocket
NOVA: K80M     K80M ~1973 Desktop with Display
NUMEREX: 802     802 ~1973 Pocket
OLIVETTI: 280 UNDERWOOD: 280   280 ~1973 Desktop with Printer
OLSON: 1209     1209 ~1973 Pocket
OMRON: 1015   ELECTRONIC CALCULATOR, TYPE 1015 1015 ~1973 Desktop with Display
OMRON: 805   ELECTRONIC CALCULATOR, TYPE 805 805 ~1973 Desktop with Display
OPERATOR: 2002 (version-1)     2002 ~1973 Desktop with Display
OPERATOR: 2002 (version-2)     2002 ~1973 Desktop with Display
PACIFIC ELECTRONICS: 100B (version-1)   Model: 100B 100B ~1973 Pocket
PANASONIC: JE1011 PANAC 1011 ELECTRONIC CALCULATOR, PANAC MODEL JE-1011 JE1011 (JE-1011) ~1973 Desktop with Display
PANASONIC: JE1211 PANAC 1211   JE1211 ~1973 Desktop with Display
PANASONIC: JE850S PANAC 850S, NATIONAL ELECTRONIC CALCULATOR, PANAC, MODEL JE-850S JE850S (JE-850S) ~1973 Pocket / HandHeld: First generation
PANASONIC: JE851 AC.DC ELECTRONIC CALCULATOR, MODEL JE-851 JE851 ~1973 Pocket / HandHeld: First generation
PANASONIC: JE880U (version-1) PANAC 880 ELECTRONIC CALCULATOR, PANAC MODEL JE-880U JE880U (JE-880U) ~1973 Pocket
PANASONIC: JE880U (version-2) 880 ELECTRONIC CALCULATOR, MODEL JE-880U JE880U (JE-880U) ~1973 Pocket
PASSPORT: (Unknown model 1)       ~1973 Desktop with Display
PASSPORT: CA850   MODEL CA 850 CA850 ~1973 Desktop with Display
PASSPORT: III     III ~1973 Pocket
PLUS: 800KD     800KD ~1973 Desktop with Display
PLUSTRONICS: LE806 PLUSTRONIC   LE806 ~1973 Pocket
PRECISA: (Unknown model)       ~1973 Pocket
PRECISA: 104+   MINI 104+ MEMORY 104+ ~1973 Pocket
PRECISA: 332   Mod. 332 332 ~1973 Desktop
PRECISA: 333     333 ~1973 Desktop
PRECISA: GS16 GS-16 GS-16, PRECISA LTD. SWITZERLAND, SANWA PRECISA CO. LTD. GS16 (GS-16) ~1973 Desktop with Display
PRECISA: M12 (version-2) Sander, M-12   M12 (M-12) ~1973 Desktop with Display
PRECISA: SP12M   SP-12M, SANWA PRECISA SP12M (SP-12M) ~1973 Desktop with Display
PRECISA: SP12MR   SP-12MR, SANWA PRECISA SP12MR (SP-12MR) ~1973 Desktop with Display
PRECISA: SP12R SP-12R SP-12R, SANWA PRECISA CO., LTD. SP12R (SP-12R) ~1973 Desktop with Display
PRINZTRONIC: C15 (version-2)     C15 ~1973 Pocket
PRINZTRONIC: IMP Imp   Imp ~1973 Pocket
PRIVILEG: 02921   Elektronikrechner Nr. 02921 02921 ~1973 Pocket
PRIVILEG: 1200 (version-3) 00604     00604 ~1973 Desktop with Display
PRIVILEG: 1200 (version-4) 05855 Memory / Printer Bestell-Nr.05855 05855 ~1973 Desktop with Printer
PRIVILEG: 16PPMD     09077 ~1973 Desktop with Printer
PRIVILEG: 2000 (Super 2000) 01466   Elektronikrechner Nr.01466 01466 ~1973 Pocket
PRIVILEG: 2001 super 2001   2001 ~1973 Pocket
PRIVILEG: 2002 (version-1) 01373     01373 ~1973 Pocket
PRIVILEG: 2002 (version-2) 02761 super 2002   02761 ~1973 Pocket
PRIVILEG: 2002 (version-4) 04614 super 2002 Elektronikrechner Nr.02761 04614 ~1973 Pocket
PRIVILEG: 6/12 (version-1) Personal 60-DB BUSICOM 60-DB 612 (6/12) ~1973 Pocket
PRIVILEG: 66 (version-2)     66 ~1973 Pocket
PRIVILEG: Mini Computer (version-2) 03988   Bestell-Nr. 03988 03988 ~1973 Pocket
QUALITRON: 112 QUALI 112   112 ~1973 Pocket
QUALITRON: 407 QUALI 407   407 ~1973 Pocket
QUALITRON: 416 QUALI 416   416 ~1973 Pocket
QUALITRON: QI102 QI-102   QI102 (QI-102) ~1973 Pocket
QUALITRON: QI104 (version-1) QI-104   QI104 (QI-104) ~1973 Pocket
QUALITRON: QI106 QI-106   QI106 (QI-106) ~1973 Pocket
RADIANT ENERGY SYSTEMS (RES): I MARK I   MARK I ~1973 Pocket
RADIANT ENERGY SYSTEMS (RES): II Mark II RES MARK II MARK II ~1973 Desktop with Display
RADIANT ENERGY SYSTEMS (RES): Ventura     Ventura ~1973 Pocket
RADIANT ENERGY SYSTEMS (RES): VII MARK VII rES MARK VII MARK VII ~1973 Desktop
RADIO SHACK: EC250   EC-250, ELECTRONIC CALCULATOR EC250 (EC-250) ~1973 Pocket
RAPID DATA: 1208LC (version-2) RAPIDMAN 1208 LC MODEL 1208LC 1208LC ~1973 Desktop with Display
RAPID DATA: 1212 RAPIDMAN 1212 MODEL 1212 1212 ~1973 Desktop with Display
RAPID DATA: 1616 Executive MODEL 1616 1616 ~1973 Pocket
RAPID DATA: 2000P RAPID PRINTER 2000 MODEL 2000P 2000P ~1973 Desktop with Printer
RAPID DATA: 2000R RAPID PRINTER 2000 R   2000R ~1973 Desktop with Printer
RAPID DATA: 2001 RAPID PRINTER 2001   2001 ~1973 Desktop with Printer
RAPID DATA: 801 (version-1)     801 ~1973 Pocket
RAPID DATA: 802 RAPIDMAN RAPIDMAN MODEL 802 707664002 (707-664-002) ~1973 Pocket
RAPID DATA: 804 RAPIDMAN MODEL 804, 707-431-000 707431000 (707-431-000) ~1973 Pocket
RAPID DATA: 808 RAPIDMAN   707445000 (707-445-000) ~1973 Pocket
RCA: 3C1010   ELECTRONIC CALCULATOR, MODEL NO. 3C1010 3C1010 ~1973 Desktop with Display / LifeStyle, trendy
RCA: 3C3030 ELECTRONIC CALCULATOR, MODEL NO 3C3030 3C3030 ~1973 Desktop with Display / Time / RPN (Reverse Polish Notation)
REGAN: RA200   MODEL NO. RA200 RA200 ~1973 Desktop with Display
REMINGTON: 1218 SPERRY REMINGTON, 1218 MOD.1218 1218 ~1973 Desktop with Display+Printer
REMINGTON: 1220 SPERRY REMINGTON, 1220   1220 ~1973 Desktop with Printer
REMINGTON: 803C SPERRY REMINGTON   803C ~1973 Desktop with Display
REMINGTON: 809SR SPERRY REMINGTON 809SR MOD.809SR 809SR ~1973 Desktop with Display
REMINGTON: EDC1204GT SPERRY REMINGTON, 1204GT   EDC1204GT ~1973 Desktop with Printer
REMINGTON: EDC1209 REMINGTON 1209, SPERRY RAND EDC 1209 EDC1209 ~1973 Desktop
REMINGTON: EDC1213 SPERRY REMINGTON, 1213, SPERRY RAND EDC 1213 EDC1213 ~1973 Desktop with Display
REMINGTON: EDC1214   EDC 1214 EDC1214 ~1973 Desktop with Display+Printer
REMINGTON: R920   MODELO R 920 R920 (R 920) ~1973 Desktop with Printer
REXINA: TE1201   MODEL TE-1201 TE1201 (TE-1201) ~1973 Desktop with Display
REX-ROTARY: 230 (version-3) CONTEX 230   230 ~1973 Desktop with Display
REX-ROTARY: 310b     310b ~1973 Desktop with Display
REX-ROTARY: D31 (version-3) CONTEX D31   D31 ~1973 Desktop with Display
RICOH: 1000E RICOMAC 1000E   1000E ~1973 Desktop with Display
RICOH: 1000P RICOMAC 1000 P CODE 7476-20 or CODE 7476-35 747620 (7476-20) or 747635 (7476-35) ~1973 Desktop with Printer
RICOH: 1010P (version-2) RICOMAC 1010-P DELUXE   1010P (1010-P) ~1973 Desktop with Printer
RICOH: 1213 (version-2) RICOMAC 1213 7272-00 727200 (7472-00) ~1973 Desktop with Display
RICOH: 121E RICOMAC 121 E CODE 7488-00 748800 (7488-00) ~1973 Desktop with Display
ROCKWELL: 500P PRINTING CALCULATOR   500P ~1973 Desktop with Printer
ROCKWELL: 501P PRINTING CALCULATOR   501P ~1973 Desktop with Printer
ROYAL: 1K (I K) DIGITAL I-K, MODEL UA 755   UA755 ~1973 Desktop with Display
ROYAL: 8 (VIII) LITTON 8   8 ~1973 Desktop with Display
ROYAL: 8K (VIII K) (version-2)   DIGITAL VIII-K, MODEL UA 848 UA848 ~1973 Desktop with Display
ROYAL: Award GTA12 Award MODEL AWARD GTA 12, UA 915 ELECTRONIC CALCULATOR UA915 (UA 915) ~1973 Desktop with Display
ROYAL: Century 21   LISTED MODEL ROYAL CENTURY 21, MODEL UA 013 UA013 (UA 013) ~1973 Desktop with Display
ROYAL: Digital GT DIGITAL GT, (UA757)   UA757 ~1973 Desktop with Display
ROYAL: Digital GTA DIGITAL GTA MODEL ROYAL DIGITAL GTA, MODEL UA 757 UA757 ~1973 Desktop with Display
ROYAL: MP12 Litton MODE AWARD MP 12, UA??? ELECTRONIC CALCULATOR MP12 ~1973 Desktop with Printer
ROYAL: RC121K (version-1) Litton MODEL RC 121K RC121K (RC 121K) ~1973 Desktop with Display
ROYAL: RC121K (version-2)   MODEL RC 121K RC121K (RC 121K) ~1973 Desktop with Display
ROYAL: RC125MK Litton MODEL RC 125MK RC125MK (RC 125MK) ~1973 Desktop with Display
ROYAL: RC126MK   MODEL RC 126MK   ~1973 Desktop with Display
ROYAL: RC800 (version-1) Litton, RC 800 MODEL ROYAL RC 800 RC800 (RC 800) ~1973 Pocket
ROYAL: RC800 (version-2) RC 800 MODEL ROYAL RC 800 RC800 (RC 800) ~1973 Pocket
ROYAL: RC805MK Litton MODEL RC 805MK RC805MK (RC 805MK) ~1973 Desktop with Display
SANDIKEN: GE12M Sander GE-12M SANDER GE-12M, SANWA CALCULATOR CO., LTD. GE12M (GE-12M) ~1973 Desktop with Display
SANDIKEN: GE88 Sander GE-88 Sander GE-88 GE88 (GE-88) ~1973 Desktop with Display
SANDIKEN: GS12M (version-1)   SANDER GS-12M, SANWA CALCULATOR GS12M (GS-12M) ~1973 Desktop with Display
SANDIKEN: GS12M (version-2)   SANDER GS-12M, SANWA CALCULATOR GS12M (GS-12M) ~1973 Desktop with Display
SANDIKEN: SS12M , ELECTRONIC CALCULATOR   SS12M (SS-12M) ~1973 Desktop with Display
SANDIKEN: SS12MR Sander SS-12MR Sander SS-12MR, SANPLAI KOGYO CO., LTD. SS12MR (SS-12MR) ~1973 Desktop with Display
SANDIKEN: SS12R Sander SS-12R SS-12R, SANPLAI KOGYO CO., LTD. SS12R (SS-12R) ~1973 Desktop with Display
SANTEK: K80M   MODEL K-80M K80M ~1973 Desktop with Display
SANTEK: K80X (version-1)   MODEL K-80X K80X (K-80X) ~1973 Desktop with Display
SANTEK: T80C T-80C MODEL T-80C T80C (T-80C) ~1973 Pocket
SANTRON: 12U Santronic 12-u   12U (12-u) ~1973 Desktop with Display
SANYO: CX2101C SACOM MINI   CX2101C ~1973 Desktop with Display
SANYO: CX2103 MODEL CX-2103 CX2103 (CX-2103) ~1973 Desktop with Display
SANYO: CX2105C   MODEL CX-2105C CX2105C (CX-2105C) ~1973 Desktop with Display
SANYO: CX8002C SACOM MINI MODEL CX-8002C CX8002C (CX-8002C) ~1973 Pocket
SANYO: CX8010     CX8010 ~1973 Pocket
SANYO: CY2151   MODEL CY-2151 CY2151 (CY-2151) ~1973 Desktop with Display
SANYO: CY4351   MODEL CY-4351 CY4351 (CY-4351) ~1973 Desktop with Display
SANYO: CZ8100 MODEL CZ-8100 CZ8100 (CZ-8100) ~1973 Desktop with Display
SANYO: ICC1123 (version-1) ICC-1123 MODEL ICC-1123, ELECTRONIC CALCULATOR ICC1123 (ICC-1123) ~1973 Desktop with Display
SANYO: ICC1123 (version-2)   MODEL ICC-1123 ICC1123 (ICC-1123) ~1973 Desktop with Display
SANYO: ICC1217A   MODEL ICC-1217A ICC1217A (ICC-1217A) ~1973 Desktop with Display
SANYO: ICC1217B   MODEL ICC-1217B ICC1217B (ICC-1217B) ~1973 Desktop with Display
SANYO: ICC80   MODEL ICC-80 ICC80 (ICC-80) ~1973 Desktop with Display
SANYO: ICC805 (version-3)   MODEL ICC-805, ELECTRONIC CALCULATOR   ~1973 Desktop with Display
SEARS: 41028 Digi-matic M8 MODEL NO 41028 41028 ~1973 Pocket
SEL: 811M SELCOM   811M ~1973 Pocket
SHARP: CS226R   MODEL CS-226R, ELECTRONIC CALCULATOR CS226R ~1973 Desktop with Display
SHARP: CS226V Compet 226V   CS226V ~1973 Desktop with Display
SHARP: CS263V Compet 263V MODEL CS-263V, ELECTRONIC CALCULATOR CS263V ~1973 Desktop with Display
SHARP: CS623A PRINTING CALCULATOR, Compet 623A   CS623A ~1973 Desktop with Printer
SHARP: CS624 Compet 624 MODEL CS-624, ELECTRONIC CALCULATOR CS624 (CS-624) ~1973 Desktop with Printer
SHARP: EL204 ELSI MATE EL-204 ELECTRONIC CALCULATOR, EL-204 EL204 (EL-204) ~1973 Pocket
SIGMA DENSI: 8     8 ~1973 Desktop with Display
SIGMA DENSI: 8D Sigma   8D ~1973 Desktop with Display
SILVER-REED: SE12     SE12 ~1973 Desktop with Display
SILVER-REED: SE50 SE-50 SILVER BUSINESS CORP. SE50 (SE-50) ~1973 Desktop with Display
SILVER-REED: SE8K SE-8K   SE8K (SE-8K) ~1973 Pocket
SINCLAIR: Executive Memory (version-2)     Executive Memory ~1973 Pocket
SMITH CORONA MARCHANT (SCM): 210 MARCHANT 210 MODEL 210 210 ~1973 Pocket
SMITH CORONA MARCHANT (SCM): 221 MARCHANT 221 MODEL NO. 221 221 ~1973 Desktop with Display
SOLITRON DEVICES: SR30     SR30 ~1973 Pocket / Display (LED)
SOUNDESIGN: 8300 (version-1) MACH II 8300 ~1973 Desktop with Display
SOUNDESIGN: 8300 (version-2)   8300 MACH II 8300 ~1973 Desktop with Display
SOUNDESIGN: 8301     8301 ~1973 Desktop with Display
SOUNDESIGN: 8309     8309 ~1973 Desktop with Display
SOUTH CAROLINA APPLIED TECHNOLOGY: (Unknown model 1)       ~1973 Pocket
SOUTH CAROLINA APPLIED TECHNOLOGY: (Unknown model 2)       ~1973 Pocket
SOUTH CAROLINA APPLIED TECHNOLOGY: Bruning     Bruning ~1973 Pocket / Prototype
SOUTH CAROLINA APPLIED TECHNOLOGY: FI21 (version-1) FEET & INCH CALCULATOR, w/ metric conversion, FI-21   FI21 (FI-21) ~1973 Pocket / Converter
SOUTH CAROLINA APPLIED TECHNOLOGY: FI21 (version-2) FEET & INCH CALCULATOR, w/ metric conversion, FI-21   FI21 (FI-21) ~1973 Pocket / Converter
SOUTH CAROLINA APPLIED TECHNOLOGY: Metalmate     Metalmate ~1973 Pocket / Engineering
SOUTH CAROLINA APPLIED TECHNOLOGY: The Solution     The Solution ~1973 Pocket / Converter
SOVRIN: 210   MODEL 210 210 ~1973 Pocket
SPEZIAL ELECTRONIC: (Unknown model)       ~1973 Pocket
SPEZIAL ELECTRONIC: SE1209     SE1209 ~1973 Pocket / Kit
SPEZIAL ELECTRONIC: SE1210     SE1210 ~1973 Pocket / Kit
SUMLOCK ANITA ELECTRONICS: Anita 102     102 ~1973 Pocket
SUMLOCK ANITA ELECTRONICS: Anita 1021LSI 1021 LSI   1021LSI ~1973 Desktop with Display
SUMLOCK ANITA ELECTRONICS: Anita 500P     500P ~1973 Desktop with Printer
SUMLOCK ANITA ELECTRONICS: Anita 500PSFK4     500PSFK4 (500P/SFK4) ~1973 Desktop with Printer
SUMLOCK ANITA ELECTRONICS: Anita 500PSFK6 500P PRINTING CALCULATOR (500P/SFK6)   500PSFK6 (500P/SFK6) ~1973 Desktop with Printer
SUMMIT: K08 (version-1)   Model Ko8 Ko8 ~1973 Pocket
SUMMIT: K08 (version-2)   Model Ko8 Ko8 ~1973 Pocket
SUMMIT: K08 (version-3)   Model Ko8 Ko8 ~1973 Pocket
SUMMIT: K08M (version-1)     K08M ~1973 Pocket
SUMMIT: K08M (version-2)     K08M ~1973 Pocket
SUMMIT: MB10     MB10 ~1973 Pocket
SUMMIT: MB8 (version-1)     MB8 ~1973 Pocket
SUMMIT: MB8 (version-2)   Model No. MB8 MB8 ~1973 Pocket
SUMMIT: MCC (version 1) METRIC CONVERSION COMPUTER     ~1973 Pocket / Converter
SUMMIT: S1219     S1219 ~1973 Desktop with Display
SUMMIT: SE88M (version-3)     SE88M ~1973 Pocket
SUMMIT: SQR16M     SQR16M ~1973 Pocket
SUPERLECTRON: 12PD     12PD ~1973 Desktop with Display+Printer
TABULEX: 880 No. 880 880 ~1973 Pocket
TAKTILE: 1200 MODEL 1200   1200 ~1973 Pocket
TECO: TE8000   Vroom & Dreesman Nederland TE8000 ~1973 Desktop with Display
TECO: TE8023     TE8023 ~1973 Pocket
TEL: Elektron Mark I (version-1)     Elektron Mark I ~1973 Pocket
TEL: Elektron Mark I (version-2) mark1 80AD   Elektron Mark I ~1973 Pocket
TESAK: TS73     TS73 (TS 73) ~1973 Desktop with Display+Printer / Display (VFD tube)
TEXAS INSTRUMENTS: SR11 (version-2) SR-11 SR-11 SR11 (SR-11) ~1973 Pocket
THE WEIGL COMPANY: LMI Executive     LMI Executive ~1973 Pocket
TINY: TM820 TM-820 MODEL No. TINY TM820 TM820 (TM-820) ~1973 Pocket
TOKAI COMMUNICATION INDUSTRY (TKC): M801 CALMASTER MODEL M-801 M801 (M-801) ~1973 Pocket
TOKAI COMMUNICATION INDUSTRY (TKC): M801A CALMASTER MODEL M-801A M801A ~1973 Pocket
TOKYO ELECTRONIC APPLICATION LAB (TEAL): (Unknown Model) TEALTRONIC     ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): 08L TECNIPET   08L ~1973 Pocket
TOKYO ELECTRONIC APPLICATION LAB (TEAL): 8     8 ~1973 Pocket
TOKYO ELECTRONIC APPLICATION LAB (TEAL): ABC800     ABC800 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): ABC850     ABC850 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): K80M (version-1)   MODEL K-80M K80M (K-80M) ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): K80M (version-2)   MODEL K-80M K80M (K-80M) ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): LE8 (version-2) MODEL LE-8 LE8 (LE-8) ~1973 Pocket
TOKYO ELECTRONIC APPLICATION LAB (TEAL): PM1200   MODEL PM-1200 PM1200 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): T1112 TEALTRONIC   1112 ~1973 Pocket
TOKYO ELECTRONIC APPLICATION LAB (TEAL): T3100     T3100 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): T3121     3221 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): TL1200 TL-1200   TL1200 (TL-1200) ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): TL1212     TL1212 ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): TL1221 TL-1221   TL1221 (TL-1221) ~1973 Desktop with Display
TOKYO ELECTRONIC APPLICATION LAB (TEAL): TL800D TL-800D   TL800D (TL-800D) ~1973 Pocket
TOP STAR: 8012     8012 ~1973 Desktop with Display
TOP STAR: K10LS   MODEL K-10LS K10LS (K-10LS) ~1973 Pocket
TOP STAR: LE802P   MODEL LE-802P LE802P (LE-802P) ~1973 Pocket
TOP STAR: LM828M MODEL NO. LM-828M LM828M (LM-828M) ~1973 Pocket
TOSHIBA: BC0803B TOSCAL, BC-0803B ELECTRONIC CALCULATOR, BC-0803B BC0803B (BC-0803B) ~1973 Desktop with Display
TOSHIBA: BC1217A BC-1217A ELECTRONIC CALCULATOR BC-1217A BC1217A (BC-1217A) ~1973 Desktop with Display
TOSHIBA: BC1217C BC-1217C ELECTRONIC CALCULATOR BC-1217C BC1217C (BC-1217C) ~1973 Desktop with Display
TOSHIBA: BC812 BC-812 ELECTRONIC CALCULATOR, BC-812 BC812 (BC-812) ~1973 Pocket
TOSHIBA: BC814 TOSCAL BC-814 ELECTRONIC CALCULATOR BC814 (BC-814) ~1973 Pocket
TOTALIA: K80M L8K MODEL K-80M K80M (K-80M) ~1973 Desktop with Display
TOTALIA: L12   MODEL L-12 L12 (L-12) ~1973 Desktop with Display
TOTALIA: L8K     L8K ~1973 Desktop with Display
TRIUMPH-ADLER: 80D (version-1) ADLER 80D Type: EC 80D EC80D (EC 80D) ~1973 Pocket
TRIUMPH-ADLER: 80D (version-2) ADLER 80D   EC80D (EC 80D) ~1973 Pocket
TRIUMPH-ADLER: 80D (version-3) TRIUMPH 80D Type: EC 80D EC80D (EC 80D) ~1973 Pocket
TRIUMPH-ADLER: 814 (version-1) ADLER 814 Type: EC1M EC1M ~1973 Desktop with Display
TRIUMPH-ADLER: 814 (version-2) TRIUMPH 814 Type: EC1M EC1M ~1973 Desktop with Display
TRIUMPH-ADLER: 814AD (version-1) ADLER 814 AD   814AD ~1973 Desktop with Display
TRIUMPH-ADLER: 814AD (version-2) TRIUMPH 814 AD Type: EC2 EC2 ~1973 Desktop with Display
TRIUMPH-ADLER: 815 (version-1) ADLER 815 Type: EC 4M EC4M (EC 4M) ~1973 Desktop with Display
TRIUMPH-ADLER: 815 (version-2) TRIUMPH 815 Type: EC 4M EC4M (EC 4M) ~1973 Desktop with Display
UCHIDA YOKO: ISE10 KENT ISE-10   71170 (7-1170) ~1973 Desktop with Display
UCHIDA YOKO: ISE10U KENT ISE-10U   KENT ~1973 Desktop with Display
UNICO: H803A (version-1)   ELECTRONIC CALCULATOR, MODEL H-803A H803A (H-803A) ~1973 Pocket
UNICO: H803A (version-2)   ELECTRONIC CALCULATOR, MODEL H-803A H803A (H-803A) ~1973 Pocket
UNICOM: 1216     1216 ~1973 Desktop with Display
UNICOM: 500P ELECTRONIC PRINTING CALCULATOR MODEL NO. 500P 500P ~1973 Desktop with Printer
UNICOM: 803   MODEL NO. 803 803 ~1973 Desktop with Display
UNICOM: 804     804 ~1973 Desktop with Display
UNICOM: 804A   MODEL NO. 804A 804A ~1973 Desktop with Display
UNICOM: 805   MODEL NO. 805 805 ~1973 Desktop with Display
UNIFIVE INDUSTRIES: 301 The Magic Slate 301 ELECTRONIC CALCULATOR 301 ~1973 Pocket
UNISONIC: 1400     1400 ~1973 Desktop
UNITREX: (Unknown model 1)       ~1973 Desktop with Printer
UNITREX: 1020A EXECUTIVE MODEL NO.: 1020A 1020A ~1973 Desktop with Display
UNITREX: 16PPMD ELECTRONIC PRINTING CALCULATOR   16PPMD ~1973 Desktop with Printer
UNITREX: Digitmaster   DIGITMASTER, EIKO BUSINESS MACHINE CO., LTD. Digitmaster ~1973 Desktop with Display
UNITREX: M801 COMPUTECH M-801   M801 ~1973 Pocket
UNITRON: DC12   MODEL: DC-12 DC12 (DC-12) ~1973 Desktop with Display
UNIVERSAL DATA MACHINE: 12TM12     12TM12 ~1973 Desktop with Display
UNIVERSAL DATA MACHINE: 8TK1 MODEL 8TK1 MODEL: 8TK1 8TK1 ~1973 Desktop with Display
UNIVERSAL DATA MACHINE: TKB002   ELECTRONIC CALCULATOR, MODEL TKB 02 TKB002 (TKB 002) ~1973 Pocket
VENUS: K80M     K80M ~1973 Desktop with Display
VICTOR: 221 MEC/221 MODEL NO. 221 221 ~1973 Desktop
VICTOR: 85 (version-2) tallymate MODEL-85 85 ~1973 Desktop with Display
VICTOR: 95 (version-2)     95 ~1973 Pocket
VICTRON: EC805 EC-805 EC805 ~1973 Pocket
VINESS: T80C     T80C ~1973 Pocket
VTL: 1001     COMPUTRON ~1973 Pocket
WALTHER: ETR24S     ETR24S ~1973 Desktop with Printer
WITCO: EC858 Deluxe DATAKING EC-858 EC858 (EC-858) ~1973 Pocket
WITCO: EC868 DATAKING, 868 DATAKING EC-868 EC868 (EC-868) ~1973 Pocket
WITCO: EC878 878 DATAKING EC-878 EC878 (EC-878) ~1973 Pocket
XAM: 12DM MODEL 12DM 12 DIGIT ELECTRONIC CALCULATOR (WITH MEMORY BANKS) 12DM ~1973 Desktop with Display
XAM: TE8000 MODEL NO. TE-8000 TE8000 (TE-8000) ~1973 Desktop with Display
XONEX: (Unknown model)       ~1973 Desktop with Display
XONEX: ECL81III     ECL81III (ECL-81III) ~1973 Pocket
XONEX: ELSI III DATAEXAC   ELSI III ~1973 Pocket
YASHICA: A1201     A1201 (A-1201) ~1973 Desktop with Display
SONY: ICC330 SOBAX 330 SOBAX ICC-330, ELECTRONIC CALCULATOR ICC330 (ICC-330) jan-1973 Desktop with Display
SONY: ICC350 SOBAX 350 SOBAX ICC-350, ELECTRONIC CALCULATOR ICC350 (ICC-350) feb-1973 Desktop with Display
TEXAS INSTRUMENTS: 2500 (version-3) Datamath Datamath, electronic calculator 2500 feb-1973 Pocket
SHARP: CS221 Compet 221 MODEL CS-221 CS221 (CS-221) mar-1973 Desktop with Display
SHARP: EL120 ELSI MATE EL-120 EL-120 EL120 (EL-120) mar-1973 Pocket
SMITH CORONA MARCHANT (SCM): F90 F-90 MODEL NO. F90 F90 (F-90) ~04-1973 Desktop with Display
CASIO: CM602 MINI, ELECTRONIC CALCULATOR CM-602, ELECTRONIC CALCULATOR CM602 (CM-602) may-1973 Pocket
LITRONIX: 1002 (version-1) CHECKMATE   1002 ~may-1973 Pocket
SHARP: EL805S LC LIQUID CRYSTAL EL-805S EL805S 15-may-1973 Pocket
CANON: LE80R Palmtronic LE-80R PALMTRONIC LE-80R LE80R (LE-80R) jul-1973 Pocket
OLYMPIA: CD100A CD 100 MODEL CD 100 A CD100A jul-1973 Desktop with Display
TEXAS INSTRUMENTS: 2500 (version-4) Datamath   2500 aug-1973 Pocket
MONTGOMERY WARD: P8F electronic P8F Model No. TXI-8644A TXI8644A (TXI-8644A) 01-aug-1973 Pocket
UNITREX: 800K ELECTRONIC CALCULATOR   800K 10-aug-1973 Desktop
MONTGOMERY WARD: P8M electronic 8PM, (TXI8646A)   TXI8646A (TXI-8646A) 20-aug-1973 Pocket
OLYMPIA: CD81 CD 81 MODELL CD 81 CD81 sep-1973 Pocket / HandHeld: First generation
TEXAS INSTRUMENTS: SR11 (version-1) SR-11 SR-11, electronic slide rule calculator SR11 (SR-11) 11-sep-1973 Pocket
CASIO: CM603 MINI, ELECTRONIC CALCULATOR MINI, CM-603A, ELECTRONIC CALCULATOR CM603 oct-1973 Pocket
HEATHKIT: IC2006   MODEL IC-2006, 390-1022 3901022 (390-1022) oct-1973 Pocket / Kit
OLYMPIA: CD301 CD 301   CD301 oct-1973 Desktop with Display
TEXAS INSTRUMENTS: 2510 TI-2510   TI2510 (TI-2510) oct-1973 Pocket
HEATHKIT: IC2108 MODEL IC-2108 IC2108 (IC-2108) dec-1973 Desktop with Display / Kit
TEXAS INSTRUMENTS: SR10 (version-1)   SR-10, electronic slide rule calculator SR10 (SR-10) dec-1973 Pocket / Prototype
TEXAS INSTRUMENTS: SR10 (version-2) SR-10 SR-10, electronic slide rule calculator SR10 (SR-10) dec-1973 Pocket
           
06-mar-2025: (1078 Items).          
           
Do you know about any models not listed here ?, please do mail me or send me a picture of the device... I'll be more than happy to publish the info and mention your name for credit ... thank you !          
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