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31 dic 1808 anni - Telégrafo electro-químico

Descrizione:

creado por el médico, anatomista e inventor alemán Samuel Thomas von Sömmerring

Aggiunto al nastro di tempo:

HISTORIA DE LAS TELECOMUNICACIONES-LUIS GOMEZ -1949455

ByLuis Guillermo Gomez Aguirre

26 nov 2018

0

0

466

Data:

31 dic 1808 anni

Adesso

~ 216 years ago

Immagini:

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