APF MARK 22

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1977
Description

The APF MARK 22 is a scientific calculator with 8 digits precision and algebraic logic. It has 17 functions, 19 keys and a VFD (vacuum fluorescent) display. The power source is Sealed battery pack.

Legacy Content: Unknown Author
Hardware Type
Calculator
Manufacturer
APF Electronics, Inc.
Model Number
22
Launch Date
1977

Citations:

Courtesy of Calculator.org
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