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Application filed by Ladislav Prof Ing Drsc Valko, Pavel Ing Csc Kovarik, Anton Img Csc Gatial, Jarmila Ing Oremusova, Miroslav Minarovych, Bohumil Img Csc Kral, Rudolf Ing Csc VeselyfiledCriticalLadislav Prof Ing Drsc Valko
Priority to CS855088ApriorityCriticalpatent/CS256709B1/en
Publication of CS508885A1publicationCriticalpatent/CS508885A1/en
Publication of CS256709B1publicationCriticalpatent/CS256709B1/en