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Application filed by Ladislav Ing Csc Maly, Josef Ing Janecek, Bohdan Ing Irmler, Vratislava Svarovsky, Vratislava Ing Kouril, Vladimir Ing HribalfiledCriticalLadislav Ing Csc Maly
Priority to CS838776ApriorityCriticalpatent/CS241169B1/en
Publication of CS877683A1publicationCriticalpatent/CS877683A1/en
Publication of CS241169B1publicationCriticalpatent/CS241169B1/en