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Kupherschmind Albert
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Kupherschmind Albert
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Application filed by Kupherschmind AlbertfiledCriticalKupherschmind Albert
Priority to ES20435ApriorityCriticalpatent/ES20435A1/en
Publication of ES20435A1publicationCriticalpatent/ES20435A1/en
An industrial procedure to obtain lithographic photogravure and tricolor lithographic photochrome, with application to all the works that comprise the lithographic industry.