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4 abr 1774 año - Electric Telegraph

Descripción:

Georges Louis Lesage patents the electric telegraph. Electric Telegraph uses electric signals to send communication via radio or line. This was used as a communication of people but only inside the same country.

Añadido al timeline:

The Evolution of Media

Bycha
27 nov 2018
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0
442

fecha:

4 abr 1774 año
Ahora mismo
~ 251 years ago

Fotos:

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