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25 feb 1843 anni - telegrafo

Descrizione:

primer dispositivo de transmision de datos mediante pulsaciones electricas mediante el codigo morse

Aggiunto al nastro di tempo:

evolucion de la tecnologia

Byluis angel vargas vergara

30 ott 2018

0

0

329

Data:

25 feb 1843 anni

Adesso

~ 182 years ago

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