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9 déc. 1899 - Porfirio Díaz anuncia las primeras pruebas de telegrafía sin hilos en el estado de Veracruz.

Description:

Marconi logra comunicarse vía inalámbrica de una a otra orilla del Atlántico

Ajouté au bande de temps:

radiotelegrafia en mexico

Byjose arredondo

27 sept. 2018

0

0

348

Date:

9 déc. 1899

Maintenaint

~ Il y a 125 ans

Les images:

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