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1 janv. 1880 - Tabulating Machine

Description:

Tabulating machine was an electromechanical machine designed to assist in summarizing information stored on punched cards. It was invented to summarize information on punch cards and help process data for the 1890 U.S. Census. Herman Hollerith designed it. Invented in the 1880s

Ajouté au bande de temps:

16 janv. 2020
0
0
360

Date:

1 janv. 1880
Maintenaint
~ Il y a 145 ans