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1 janv. 1830 - Telegraph

Description:

The telegraph revolutionized long distance communication by transmitting electrical signals over a wire laid between two stations. These electrical signals carried a message which is to be received by one of the stations.

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ByJeric Sardido
11 déc. 2019
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Date:

1 janv. 1830
Maintenaint
~ Il y a 195 ans
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