FR975167A - Combinaison constructive d'appareils pour la reproduction d'enregistrements de sons et d'images portés par des films cinématographiques
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Combinaison constructive d'appareils pour la reproduction d'enregistrements de sons et d'images portés par des films cinématographiques
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MEOPTA FABRIQUES REUNIES D OPT
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MEOPTA FABRIQUES REUNIES D OPT
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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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FR975167D1947-11-281948-11-16Combinaison constructive d'appareils pour la reproduction d'enregistrements de sons et d'images portés par des films cinématographiques
ExpiredFR975167A
(fr)
Dispositif pour obtenir la stabilisation de la vitesse d'entraînement de la pellicule dans des appareils de prise de vues et reproduction de films sonores