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Priority to FR8116ApriorityCriticalpatent/FR1435186A/fr
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Publication of FR1435186ApublicationCriticalpatent/FR1435186A/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
G03B23/00—Devices for changing pictures in viewing apparatus or projectors
G03B23/18—Devices for changing pictures in viewing apparatus or projectors with fade-in and fade-out effects
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Physics & Mathematics
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General Physics & Mathematics
(AREA)
FR8116A1965-03-051965-03-05Dispositif pour le fonctionnement en fondu-enchaîné d'un projecteur de photographies diapositives
ExpiredFR1435186A
(fr)