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6 фев 1838 г. - telegrafo

Описание:

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

Добавлено на ленту времени:

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ByJc Jean Carlos
14 сен 2017

Дата:

6 фев 1838 г.
Сейчас
~ 186 г назад

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