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1 ago 1794 ano - Le télégraphe optique de Claude Chappe

Descrição:

Pour communiquer, des tours à signaux ont étaient installer a une distance courte l'une de l'autre

Adicionado na linha do tempo:

frise chronologique des évolutions technologiques

30 mar 2021

1

0

162

Data:

1 ago 1794 ano

Agora

~ 231 years ago

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