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 filed by Kodak SafiledCriticalKodak Sa
Publication of CH266904ApublicationCriticalpatent/CH266904A/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
G03B9/00—Exposure-making shutters; Diaphragms
G03B9/08—Shutters
G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
G03B9/18—More than two members
G03B9/20—More than two members each moving in a single direction first to open and then to reclose
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
CH266904D1946-01-121947-12-30Obturateur pour appareil photographique.
CH266904A
(fr)