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ED MESSTER FA
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ED MESSTER FA
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Publication of FR518117ApublicationCriticalpatent/FR518117A/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
G03B15/00—Special procedures for taking photographs; Apparatus therefor
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR518117A1915-08-241919-04-02Procédé et dispositif pour l'obtention de levés photographiques à bord d'aérones
ExpiredFR518117A
(fr)
Procédé et dispositif pour la commande d'appareillage pour films sonores, destinés à l'accompagnement sonore de films à images au moyen de contacts disposés sur le film, et procédé pour l'établissement de ces contacts