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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbHfiledCriticalErnst Leitz Wetzlar GmbH
Priority to FR976771ApriorityCriticalpatent/FR1397708A/fr
Application grantedgrantedCritical
Publication of FR1397708ApublicationCriticalpatent/FR1397708A/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
G03B9/36—Sliding rigid plate
G03B9/40—Double plate
G03B9/42—Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR976771A1964-06-021964-06-02Obturateur à fente pour appareils photographiques
ExpiredFR1397708A
(fr)