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1 янв 1792 г. - The first telegraph was invented.

Описание:

Claude Chappe a French inventor who in 1792 demonstrated a practical semaphore system that eventually spanned all of France.

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ByI'Vionna Arceneaux
5 дек 2018
0
0
199

Дата:

1 янв 1792 г.
Сейчас
~ 232 г назад

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