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1976
Hardware Description
The APF MARK 31 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 9 functions, 27 keys and a VFD (vacuum fluorescent) display. The power source is PP3 9V.
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Model Number:
31 -
Manufacturer:
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Hardware Type:
Calculator -
Manufacture Year:
1976 -
More Info:
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