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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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7 jan 1904 ano - Marconi Co establishesCQD " as 1st International radio distress signal"
Adicionado na linha do tempo:
history of the word
By
Marie Gibaudan
19 nov 2019
0
0
1013
Data:
7 jan 1904 ano
Agora
~ 121 years ago
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