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Unsichtbare Brücken
★ 0.0 (0 votes) | 1932 | 0h 40m
Documentary
Overview
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.
Details
- Status Released
- Release Date August 18, 1932
- Budget N/A
- Revenue N/A
- Production Commerz-Film AG (Berlin)
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