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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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12 marzo 1920 anni - first radio

Descrizione:

Over several years starting in 1894 the Italian inventor Guglielmo Marconi built the first complete, commercially successful wireless telegraphy system based on airborne Hertzian waves (radio transmission).

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ByAmanda Lopez
14 nov 2019
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0
170

Data:

12 marzo 1920 anni
Adesso
~ 105 years ago

Immagini:

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