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6 fev 1838 ano - telegrafo

Descrição:

Samuel F. B. Morse y Alfred Vail realizan la primera demostración práctica del telégrafo, que se comenzaría a comercializar en 1844.

Adicionado na linha do tempo:

New timeline

ByJc Jean Carlos
14 set 2017

Data:

6 fev 1838 ano
Agora
~ 186 years ago

Imagens:

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