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1 gen 1794 anni - . TELEGRAFO OPTICO: Claude Chape desarrollo el telégrafo óptico con su propio alfabeto, éste dispositivo consistía de una columna con 2 brazos movibles y un rayo de luz atrabesaba la estructura, con las combinacio- nes era posible mostrar diferentes cuadros que incluian 196 caracteres.

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TELECOMUNICACIONES

ByFortino
30 ott 2018
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0
557

Data:

1 gen 1794 anni
Adesso
~ 231 years ago

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