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Application filed by Pesek Miroslav, Izidor Mucka, Jan Ing SkulecfiledCriticalPesek Miroslav
Priority to CS873583ApriorityCriticalpatent/CS265132B1/en
Publication of CS358387A1publicationCriticalpatent/CS358387A1/en
Publication of CS265132B1publicationCriticalpatent/CS265132B1/en