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27 Dez 1906 Jahr - Creacion de la valvula

Beschreibung:

En 1907, inventaba la válvula que modula las ondas de radio que se emiten y de esta manera creó ondas de alta potencia en la transmisión.

Zugefügt zum Band der Zeit:

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Byivan salviulo
30 Mär 2022
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Datum:

27 Dez 1906 Jahr
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~ 118 years ago
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