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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR707665ApublicationCriticalpatent/FR707665A/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)
FR707665D1930-12-031930-12-03Appareil pour la synchronisation d'un projecteur cinématographique et d'un phonographe ou toute machine parlante
ExpiredFR707665A
(fr)
Perfectionnements apportés ou relatifs aux projecteurs cinématographiques et aux appareils reproducteurs de sons pour films combinés cinématographiques et sonores
Dispositif de synchronisation entre un ou plusieurs appareils de projection cinématographiques et un ou plusieurs phonographes ou autres appareils sonores