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.)
GABRIEL CROMER
Original Assignee
GABRIEL CROMER
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 GABRIEL CROMERfiledCriticalGABRIEL CROMER
Application grantedgrantedCritical
Publication of FR15956EpublicationCriticalpatent/FR15956E/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
G03B17/00—Details of cameras or camera bodies; Accessories therefor
G03B17/02—Bodies
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR15956D1911-12-201912-02-24Curseurs donnant directement le tirage et le diaphragme exacts pour la mise au point
ExpiredFR15956E
(fr)