26 Dez 1923 Jahr - German Wireless Radios (WW1)

Beschreibung:

Later, during the First World War, the German military tested wireless phones on military trains running between Berlin and Zossen. Later, in 1924, wireless phones were tested on trains running between Berlin and Hamburg.

Zugefügt zum Band der Zeit:

24 Okt 2018

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phone timeline

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