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23 jan 1940 ano - Magnetrons Radar
Descrição:
English physicists John Randall and Harry Boot develop a compact magnetron for use in airplane radar navigation systems.
Adicionado na linha do tempo:
Sci Vis I timeline
By
William Ibarra
26 set 2018
0
0
377
Data:
23 jan 1940 ano
Agora
~ 84 years ago
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