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