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Censimento Americano, Schede Perforate e Macchina di Analisi (25 mars 1880 – 25 mars 1887)

Description:

Hollerith inventò una macchina di analisi a schede perforate per un censimento in America (iniziato nel 1880)

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Timeline New Media

ByFrancesca Previtali
20 nov. 2017
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475

Date:

25 mars 1880
25 mars 1887
~ 7 years
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