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

Description:

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

Ajouté au bande de temps:

computer timeline

Byjoel johnson
7 août 2018

Date:

3 juin 1890
Maintenaint
~ Il y a 134 ans
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