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L GAUMONT ET CIE SOC
MESSTERS PROJECTION G M B H Ste
Original Assignee
L GAUMONT ET CIE SOC
MESSTERS PROJECTION G M B H Ste
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Application filed by L GAUMONT ET CIE SOC, MESSTERS PROJECTION G M B H StefiledCriticalL GAUMONT ET CIE SOC
Application grantedgrantedCritical
Publication of FR7499EpublicationCriticalpatent/FR7499E/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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR7499D1906-01-081907-03-22Dispositifs pour le fonctionnement en synchronisme de cinématographes et phonographes combinés
ExpiredFR7499E
(fr)