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1 янв 1830 г. - Aparece el Telégrafo Mecánico Inventado por Brain y lo sucede Joseph Henry.
Добавлено на ленту времени:
Historia Telecomunicaciones Mundo
By
Nilson Reyes Sigua
6 окт 2018
0
0
506
Дата:
1 янв 1830 г.
Сейчас
~ 195 г назад
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