Patent Nr. 314805 poster

Patent Nr. 314805

May 17, 2020 2 min FI
✓ Released 2357 days ago
Documentary

About

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.

Movie Info

Status: Released
Director: Mika Taanila
Runtime: 2 min

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