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oct 6, 1942 - Patente de la Electrofotograía

Description:

Chester Carlson recibe la patente No. 2,297,691 por la electrofotografía posteriormente llamada xerografía

Added to timeline:

Xerox

ByDiego Medina
31 Jan 2018
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Date:

oct 6, 1942
Now
~ 82 years ago

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