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Patent Nr. 314805

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Synopsis

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.

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Frequently asked questions

What is Patent Nr. 314805 (2020) 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.

How long is Patent Nr. 314805?

Patent Nr. 314805 has a runtime of 2 min and premiered in 2020.

Where can I watch Patent Nr. 314805?

Streaming availability for Patent Nr. 314805 changes by country and service. TasteRay tracks where it is available across Netflix, Prime Video, Disney+, Max, Apple TV+ and 50+ other platforms — the current options for your country are shown on this page.