Unsichtbare Brücken

  • 1932 (DE)
  • 0h 40m

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Storyline

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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Genre

  • Documentary

Details

Release date

1932-08-18 (United States)

Country of origin

  • Germany

Language

  • German

Also known as

Unsichtbare Brücken

Filming location

  • Germany

Production company

  • Commerz-Film AG (Berlin)

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Revenue

$0.00

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