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1977
Hardware Description
The Casio fx-21 is a scientific calculator with 8 digits precision and algebraic logic. It has 30 functions, 35 keys and a VFD (vacuum fluorescent) display. The power source is 2xAA batteries. The calculator was manufactured in Japan.
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Model Number:
fx-21 -
Manufacturer:
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Hardware Type:
Calculator -
Manufacture Year:
1977 -
More Info:
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