Patent Nr. 314805

• • Documentary

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.

Documentary
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Available Formats Patent Nr. 314805 Secure Scanned : 06/01/2024 Download HD

Patent Nr. 314805 (2020)

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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.
Runtime: 2 minutes
Language: suomi
Country: Finland
Cast:

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