1 ene 1853 año - 1853: Swedish inventor Per Georg Scheutz
Descripción:
Swedish inventor Per Georg Scheutz and his son Edvard design the world's first printing calculator. The machine is significant for being the first to "compute tabular differences and print the results," according to Uta C. Merzbach's book, "Georg Scheutz and the First Printing Calculator" (Smithsonian Institution Press, 1977)
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1 ene 1853 año
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~ 172 years ago