Unsichtbare Brücken (1932)

Originaltitel: Unsichtbare Brücken

Længde: 40 minutter

• Instruktion: Hans Fritz Wilhelm
• Manuskript:
• Fotografi: Franz Meinecke
• Musik:

Streaming-leverandør: 🖕

Links: TMDb IMDb

Fabula [+]

In the broadcasting center of a radio station, visitors are informed in a kind of educational course about how "electric waves" are generated and how they are converted into sounds that can then be heard on the radio.

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