Patent Nr. 314805
0 hr 2 min
|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.
Status
Released
Release Date
2020-05-17
Runtime
0 hr 2 min
Votes
0Count | 0Average
Genres
Languages
suomi |
Actors
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