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Patent Nr. 314805

Patent Nr. 314805

Patentti Nr. 314805

0.0 (0)2020-05-172m
Documentary

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.

Production
Elokuvayhtiö Testifilmi

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Crew

Director
Mika Taanila

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