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/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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7 jun 1933 ano - FM radio is patented by Edwin Armstrong
Descrição:
Frequency Modulation Radio. Doesn't take off until after his death
Adicionado na linha do tempo:
Mixtape Anatomy Timeline
By
Nicholas Newton-Cheh
24 set 2017
0
0
736
Data:
7 jun 1933 ano
Agora
~ 92 years ago
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