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Priority to JP8910573ApriorityCriticalpatent/JPS5041545A/ja
Priority to DE2429970Aprioritypatent/DE2429970A1/de
Priority to GB3423574Aprioritypatent/GB1477163A/en
Publication of JPS5041545ApublicationCriticalpatent/JPS5041545A/ja
G03G15/00—Apparatus for electrographic processes using a charge pattern
G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
G03G15/04027—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material and forming half-tone image