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jan 11, 1927 - 1ª transmisión de radiotelefonía de larga distancia

Description:

Entre USA y el Reino Unido, a cargo de AT&T (American Telephone and Telegraph) y la British Postal Office

Added to timeline:

1 Oct 2018
0
0
116
TIC's

Date:

jan 11, 1927
Now
~ 94 years ago
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