1 янв 1938 г. - Electrophotographic - 1938 Chester Carlson
Описание:
A light exposure is made upon a charged plate and a negatively charged powder creating the first dry printing method which didn't involve a solvent or ink. This method is commonly referred to as Xerox.
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Дата:
1 янв 1938 г.
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~ 86 г назад
