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27 giug 1890 anni - 1890

Descrizione:

Herman Hollerith diseña un sistema de tarjeta perforada para calcular el censo de 1880, logrando la tarea en sólo tres años y ahorrando al gobierno $ 5 millones. Establece una empresa que en última instancia se convertiría en la famosa IBM.

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ByChema
3 ott 2018
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902

Data:

27 giug 1890 anni
Adesso
~ 135 years ago
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