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FILM OFFICE
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FILM OFFICE
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Application grantedgrantedCritical
Publication of FR1200453ApublicationCriticalpatent/FR1200453A/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
G03B21/54—Accessories
G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1200453D1958-06-241958-06-24Boîte-étui pour classer et visionner des vues photographiques
ExpiredFR1200453A
(fr)