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3 giug 1838 anni - El telégrafo

Descrizione:

Samuel Morse, en 1838 inventó un modelo con sólo un cable que transmitía un código de letras y rayas (código morse) y podía enviar diez palabras por minuto.

Aggiunto al nastro di tempo:

” LOS INVENTOS QUE CAMBIARON AL MUNDO”

ByLuis Angel Zempoalteca Serrano
21 set 2018
0
0
726

Data:

3 giug 1838 anni
Adesso
~ 187 years ago

Immagini:

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