Patent Nr. 314805

Patent Nr. 314805
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Available Formats Patent Nr. 314805 Secure Scanned : 05/20/2025
Patent Nr. 314805

Patent Nr. 314805 2020

Patent Nr. 314805 2020 -

Overview:Finnish engineer Eric Tigerstedt solved the dilemma of sound-on-film already before the First World War. All images and sounds in this short film are produced from the surviving test materials originally created in 1914.

Watch Trailer Release: Runtime: 2 minutes Quality: HD IMDb: 10 / 10 by 0 users Popularity: 0.0377 Budget: $0 Revenue: $0 Language: suomi

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