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28 déc. 1942 - Electrophotography

Description:

Electrophotography or Xerography was invented by Chester Carlson. It involves electrostatic charges, and photocopying.

Ajouté au bande de temps:

12 oct. 2017
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0
725

Date:

28 déc. 1942
Maintenaint
~ Il y a 82 ans