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.)
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IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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Filing date
Publication date
Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR775733ApublicationCriticalpatent/FR775733A/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
G03B19/00—Cameras
G03B19/18—Motion-picture cameras
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR775733D1933-07-131934-07-11Dispositif pour empêcher le développement brusque du film dans les châssis d'appareils cinématographiques
ExpiredFR775733A
(fr)