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Herman Hollerith Designs a punch card system that was used to calculate the 1880 census. He created a company that later became IBM (23 ч 58 мин, 31 дек 1889 г. – 8 ч 24 мин, 2 янв 1890 г.)
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Дата:
23 ч 58 мин, 31 дек 1889 г.
8 ч 24 мин, 2 янв 1890 г.
~ 2 days