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1 gen 1897 anni - Cathode Ray Tube

Descrizione:

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.

Aggiunto al nastro di tempo:

timeline chem

ByKAILEY BOSTICK
1 ott 2018
0
0
483

Data:

1 gen 1897 anni
Adesso
~ 128 years ago
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