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A: The first that i ever bought was a HP 41 did they invented that i do not know.

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14y ago

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A: I don't know really but I know but HP made a lot of HP41 AT $470 each in the 60's

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14y ago
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In 1967, first handheld calculator invented by a Texas Instruments group lead by Jack Kilby, who in July of 1958, build an integrated chip

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12y ago
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by josh tanner in 1996

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16y ago
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it was invented by varnum holland.

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14y ago
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Q: When was the first hand held calculator invented?
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