
Patentti Nr. 314805
Patentti Nr. 314805
Patentti Nr. 314805 online lietuviškai Filmux.to. 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.
- Žanras: Dokumentiniai
- Šalis: Finland
- Režisierius: Mika Taanila
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