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10 h 34 m, 11 jan 1838 ano - Telegram

Descrição:

First use of the telegram sent by morse code, across two miles (3km) of wire at Speedwell Ironworks near Morristown, New Jersey

Adicionado na linha do tempo:

Communication History

ByOliver Hishon
11 nov 2019
0
0
233

Data:

10 h 34 m, 11 jan 1838 ano
Agora
~ 187 years ago
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