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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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1 janv. 1897 - Cathode Ray Tube 1897

Description:

A vacuum tube that contains one or more electron guns and a phosphorescent screen, and is used to display images.

Ajouté au bande de temps:

23 oct. 2018
0
0
350

Date:

1 janv. 1897
Maintenaint
~ Il y a 128 ans