Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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WYTWORNIA FILMOW DOKUMENTALNYC
Original Assignee
WYTWORNIA FILMOW DOKUMENTALNYC
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Application filed by WYTWORNIA FILMOW DOKUMENTALNYCfiledCriticalWYTWORNIA FILMOW DOKUMENTALNYC
Application grantedgrantedCritical
Publication of FR1112700ApublicationCriticalpatent/FR1112700A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
G03B31/04—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is not on, but is synchronised with, a moving-picture film
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1112700D1953-06-051954-06-04Appareillage d'enregistrement pour films sonores
ExpiredFR1112700A
(fr)