33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
2077881
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24 jun 1920 ano - Rogers batteryless
Descrição:
Inverted line- operated vacuum tube receiver in 1925 by Edward s. rogers jr.
Adicionado na linha do tempo:
1920’s timeline
By
taylor
6 nov 2018
0
0
391
Data:
24 jun 1920 ano
Agora
~ 105 years ago
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