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1 janv. 1774 - Electric Telegraph (1774)

Description:

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.

Ajouté au bande de temps:

THE EVOLUTION OF TRADITION TO NEW MEDIA

ByLeah Loren Nonan
14 déc. 2018

Date:

1 janv. 1774
Maintenaint
~ Il y a 250 ans

Les images:

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