Guest
asked 11 months ago
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The handheld calculator was invented by Texas Instruments in 1966.
William Seward Burroughs invented the adding machine in 1885
William Seward Burroughs invented the adding machine in 1885
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Wilhelm Schickard (German scientist and mathematician, 1592-1635) was the first person to built the first mechanical calculating device in 1623
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Guest
answered 3 months ago
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