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.)
SOC D CONST DES APP ROUX DE CI
Original Assignee
SOC D CONST DES APP ROUX DE CI
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 SOC D CONST DES APP ROUX DE CIfiledCriticalSOC D CONST DES APP ROUX DE CI
Application grantedgrantedCritical
Publication of FR1105663ApublicationCriticalpatent/FR1105663A/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
G03B21/00—Projectors or projection-type viewers; Accessories therefor
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1105663D1954-06-021954-06-02Procédé pour projection photographique sur grand écran
ExpiredFR1105663A
(fr)