Vintage Electronic Calculators:

Overview of Brands


COMMODORE: MM3R (version-1)
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AKA: cbm, AKA (Label): MINUTEMAN, Electronic Calculator, MODEL MM3R, Product number (P/N): MM3R,
Keywords/Tags: MM3R | MinuteMan 3R | cbm
Date of intro: ~1973, Origin: USA (List), Dimensions: 105x75x30mm, Weight: 150g,
Display: Type = Display (LED) (List), Digits = 8+1,
Number of keys: 17,
Classification: / Pocket,
Serie-members: COMMODORE: MM3R (version-1) ('cbm'-label); COMMODORE: MM3R (version-2) ('commodore'-label, rectangular keys); COMMODORE: MM3R (version-3) ('commodore'-label, oval keys),
Known Serial-numbers: 072317 (List of all S/Ns from COMMODORE)
Collector value: 7.5/10,
Courtesy of: CALCUSEUM (Serge DEVIDTS),


Label, name plate
S/N: 072317

Created: 03-may-2014, Manual-update: 26-apr-2021, Batch-update: 24-mar-2023             

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2 Pic(s),


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