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3 giug 1890 anni - Herman Hollerith designs a punch card system to calculate the 1880 census

Descrizione:

Herman Hollerith designs a punch card system to calculate the 1880 census

Aggiunto al nastro di tempo:

computer timeline

Byjoel johnson
7 ago 2018

Data:

3 giug 1890 anni
Adesso
~ 134 years ago
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