Synonyme wurden verwendet für:
NACHRICHT
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keywords:(NACHRICHT)
A Hughes printing telegraph of large capacity
De la signalisation aux télécommunications ferroviaire
Radioelectric communication with ships at sea
Radioelectric communication with ships at sea
Radionavigation from satellites: the AVIC system
The electrical transmission of pictures
The telephone and its relation to electric tramways
Wireless telegraphy and safety in maritime navigation