FR80527E - Perfectionnements apportés aux procédés et aux appareils de contrôle de synchronisation d'images cinématographiques avec un enregistrement sonore
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Perfectionnements apportés aux procédés et aux appareils de contrôle de synchronisation d'images cinématographiques avec un enregistrement sonore
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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
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FR876360A1961-10-191961-10-19Perfectionnements apportés aux procédés et aux appareils de contrôle de synchronisation d'images cinématographiques avec un enregistrement sonore
ExpiredFR80527E
(fr)