Patent Nr. 314805Movie · Watch Online

Name: Patent Nr. 314805
Genre: Documentary
Released: 2022-04-22
Duration: 2 min

Movie Finnish 2m

Documentary

Streaming Date 17 May 2020 Movie

About Patent Nr. 314805 Movie

Released in 2020, Patent Nr. 314805 is a Documentary Movie in Finnish. Patent Nr. 314805 Movie Streaming Watch Online. 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.