
Patentti Nr. 314805
Patentti Nr. 314805
Guarda Patentti Nr. 314805 Streamingcommunity. 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.
- 電影類型: 纪录
- 國家: Finland
- 導演: Mika Taanila
- 演員: