FR585314A - Dispositif pour assurer d'une manière continue automatique le synchronisme entre un gramophone et un appareil de projection cinématographique
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Dispositif pour assurer d'une manière continue automatique le synchronisme entre un gramophone et un appareil de projection cinématographique
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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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FR585314D1923-07-261924-07-25Dispositif pour assurer d'une manière continue automatique le synchronisme entre un gramophone et un appareil de projection cinématographique
ExpiredFR585314A
(fr)
Dispositif pour la mise en marche automatique successive et continue d'une pluralité de disques phonographiques en synchronisme avec un film cinématographique