FR644254A - Procédé et dispositif pour la prise et pour la projection d'images photographiquesou cinématographiques panoramiques ou s'étendant en hauteur
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Procédé et dispositif pour la prise et pour la projection d'images photographiquesou cinématographiques panoramiques ou s'étendant en hauteur
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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
G03B21/56—Projection screens
Landscapes
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General Physics & Mathematics
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FR644254D1927-04-291927-04-29Procédé et dispositif pour la prise et pour la projection d'images photographiquesou cinématographiques panoramiques ou s'étendant en hauteur
ExpiredFR644254A
(fr)