Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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Filing date
Publication date
Application filed by Ricoh Co LtdfiledCriticalRicoh Co Ltd
Priority to JP50144422ApriorityCriticalpatent/JPS5267636A/en
Publication of JPS5267636ApublicationCriticalpatent/JPS5267636A/en
PURPOSE: To provide an electrophotographic duplicating apparatus, in which light is irradiated on electrified, photoconductive sensitive layer of zinc oxide, prior to projecting image of original to be duplicated, wherein said irradiation of light is given by surface luminant that irradiates light uniformly, without producing heat, so that speed of duplication can be increased.