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Application filed by Jarmila Doc Ing Csc Mocakova, Ladislav Polyak, Henrieta PolyakovafiledCriticalJarmila Doc Ing Csc Mocakova
Priority to CS856771ApriorityCriticalpatent/CS261406B1/en
Publication of CS677185A1publicationCriticalpatent/CS677185A1/en
Publication of CS261406B1publicationCriticalpatent/CS261406B1/en