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4 jan 1873 ano - Pictures to signals

Descrição:

Experiments done with selenium helped two scientists named Smith and May figure out that they could transfer pictures into signals so it would be easier to send it over wires.

Adicionado na linha do tempo:

Television Timeline Barbara Lai

ByBarbara
12 set 2017
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Data:

4 jan 1873 ano
Agora
~ 152 years ago
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