Vintage Electronic Calculators: CALCUSEUM Home page
Alfabetical Brand/Type List
Criteria: Keyboard (overlay)
AKA (Also Known As)
Label on Back
Product Number
Year of introduction
Classification
BELL-JINN_docu: (Instr.) 800 (version-4)
Documentation
/
Keyboard (overlay)
CASIO_docu: (Keyboard Overlay) 121A
~1972
Documentation
/
Keyboard (overlay)
HP_parts: 7120-1688 (Keyboard overlay) Math
71201688 (7120-1688)
~1971
Part
/
Keyboard (overlay)
HP_parts: 7120-2774 (Keyboard overlay) Math
71202774 (7120-2774)
Part
/
Keyboard (overlay)
HP_parts: 7120-3311 (Keyboard overlay) 11223A
71203311 (7120-3311)
~1972
Part
/
Keyboard (overlay)
HP_parts: 7120-8357 (Keyboard overlay) Financial decision
71208357 (7120-8357)
~1980
Part
/
Keyboard (overlay)
HP_parts: 7121-3581 (Keyboard overlay) 75C,75D
HP-75, OVERLAY SET
71213581 (7121-3581)
Part
/
Keyboard (overlay)
HP_parts: 82152A (Overlay kit with labels) 41C
82152A
~1979
Part
/
Keyboard (overlay)
TEKTRONIX_parts: 334-2160-00 (Keyboard Overlay) 31
USER DEFINABLE OVERLAY
PN 334-2160-00
334216000 (334-2160-00)
~1973
Part
/
Keyboard (overlay)
07-mar-2025: (9 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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