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.)
FRANCAISE DE LUMIERE FROIDE PROCEDES DUSSA Ste
Original Assignee
FRANCAISE DE LUMIERE FROIDE PROCEDES DUSSA Ste
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Filing date
Publication date
Application filed by FRANCAISE DE LUMIERE FROIDE PROCEDES DUSSA StefiledCriticalFRANCAISE DE LUMIERE FROIDE PROCEDES DUSSA Ste
Application grantedgrantedCritical
Publication of FR461027ApublicationCriticalpatent/FR461027A/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
G03B21/14—Details
G03B21/20—Lamp housings
G—PHYSICS
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
G03B21/14—Details
G03B21/145—Housing details, e.g. position adjustments thereof
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR461027D1912-10-191912-10-19Dispositif pour la projection de clichés photographiques
ExpiredFR461027A
(fr)