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Application filed by Zubcek Ladislav, Parobek Pavel, Vanek Jiri, Zdvorak Jaroslav, Baloun Stanislav, Stanislav Ing Plevac, Hinterholzinger Otto, Homolka Vaclav, Holub Jaroslav, Hrb KarelfiledCriticalZubcek Ladislav
Priority to CS873751ApriorityCriticalpatent/CS267210B1/en
Publication of CS375187A1publicationCriticalpatent/CS375187A1/en
Publication of CS267210B1publicationCriticalpatent/CS267210B1/en