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Product number (P/N): 72858820 (728.58820),
Keywords/Tags: 72858820 (728.58820)
Date of intro: ~1974, Origin: Mexico (List),
Adaptor: BOWMAR_adaptors: B909-002-1,
Display: Type = Display (LED) (List),
Number of keys: 17,
Keyboard Array (Rows x Columns): 05x04, Keyboard Layout: [(Division)] [x] - [7] [8] [9] [=] - [4] [5] [6] [+] - [1] [2] [3] [-] - [0] [.] [C/CE],
Miscellaneous switch: [ON-(Blank)],
Classification: / Pocket,
Featuring: Logic-technology: VLSI (Very Large Scale Integration), calculator-on-a-Chip,
Related with: BOWMAR_parts: E905-050 2 (Panel); BOWMAR_parts: E905-010 (Panel); SEARS_parts: (Box) 0909-030-1,
Components: 51 ... 5 Capacitor(s), 15 Diode(s), 19 Resistor(s), 6 Transistor(s), 5 IC(s),
Main Components: BOWMAR: PM905410D,
Made by: BOWMAR (List of all Import-OEM-models for SEARS),
Serie-members: SEARS: 41029 (); SEARS: 728.58820 (); SEARS: 728.58821 (),
Known Serial-numbers: 105002 (List of all S/Ns from SEARS)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),
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