Patent Nr. 314805

Patent Nr. 314805 (2020)

Released Documentary · 2 min

 

Patent Nr. 314805 (2020)

Released Documentary · 2 min

 

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.

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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RUNTIME
N/A min
RELEASED
May 17, 2020
COUNTRY
FI
LANGUAGE
FI
SPOKEN
Finnish
BUDGET
N/A
REVENUE
N/A
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