HP Calculators Heritage » HP Calculator Heritage Ads 1975 - HP 25

HP Calculator Heritage HP 25 - 1975

The HP 25 Programmable Scientific Calculator was released in 1975 and followed a year leter the HP 25C Programmable Scientific Calculator. This advertisement appeared in a Technical Journal in late 1976.


Caption: Introducing the first pocket programmable that remembers your programs and data even when it’s turned off. It’s called the HP-25C and incidentally, the "C" stands for "Continuous Memory C-MOS" technology.

Hewlett-Packard Company - Corvallis Division

Updated On: 12.07.02

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