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20 h 6 m, 30 jan 1925 ano - Edward Samuel

Descrição:

Creator of the AC tube made history as without his creation we would have been very behind in communication technology.

Adicionado na linha do tempo:

CHC 2D0 567

ByGabe Miller
24 jan 2018
0
0
302

Data:

20 h 6 m, 30 jan 1925 ano
Agora
~ 99 years ago
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