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Application filed by Macho Vendelin, Rendko Tibor, Suran Pavol, Jozef Ing Haspra, Guba Gustav, Malcovsky EugenfiledCriticalMacho Vendelin
Priority to CS874573ApriorityCriticalpatent/CS267182B1/en
Publication of CS457387A1publicationCriticalpatent/CS457387A1/en
Publication of CS267182B1publicationCriticalpatent/CS267182B1/en