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Priority to JP8871773UpriorityCriticalpatent/JPS5036544U/ja
Priority to DE2434973Aprioritypatent/DE2434973A1/de
Publication of JPS5036544UpublicationCriticalpatent/JPS5036544U/ja
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
G03B43/00—Testing correct operation of photographic apparatus or parts thereof