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Application filed by Ladislav Doc Ing Csc Jurisica, Frantisek Ing KovacfiledCriticalLadislav Doc Ing Csc Jurisica
Priority to CS845354ApriorityCriticalpatent/CS243791B1/en
Publication of CS535484A1publicationCriticalpatent/CS535484A1/en
Publication of CS243791B1publicationCriticalpatent/CS243791B1/en