// todo need optimize like in event.jsp. Add indexing or not indexing this page. The invention of Frequency Hopping (10 jun 1941 ano – 11 ago 1941 ano) (Linha do tempo)
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The invention of Frequency Hopping (10 jun 1941 ano – 11 ago 1941 ano)

Descrição:

Hedy Lamar and George Antheil sent in their invention called frequency hopping which was also called " the secret communication system" on June 10, 1941. it was then considered and granted on August 11,1942

Adicionado na linha do tempo:

Hedy Lamar Timeline

Bysidney
7 fev 2020

Data:

10 jun 1941 ano
11 ago 1941 ano
~ 2 months and 2 days
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