AKA: Compet 641B, AKA (Label): MODEL CS-641B, ELECTRONIC CALCULATOR, Product number (P/N): CS641B (CS-641B),
Keywords/Tags: CS641B (CS-641B) | 641B | Compet
Date of intro: 1971,
Power: AC,
Display: Type = Display (None) (List), Digits = 14,
Number of keys: 22,
Decimal switch: [7-6-4-3-2-1-0], Round switch: [5/4-(ArrowDown)], Miscellaneous switch: [X-N-(Division)],
Classification: / Desktop with Printer,
Featuring: Memories: 1,
Related with: SHARP_docu: (Ad.) *: 91% of Fortune's 100..,
Known Serial-numbers: 17010005 (List of all S/Ns from SHARP)
Collector value: 7/10,