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1 янв 1897 г. - Cathode Ray Tube

Описание:

The cathode ray tube was in first invented by Karl Ferdinand Braun. This invention was a scanning device that had a screen that would emit a visible light when struck by a beam of electrons.

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timeline chem

ByKAILEY BOSTICK
1 окт 2018
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1 янв 1897 г.
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~ 128 г назад
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