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Application filed by Wiktor Błądek, Zbigniew Bryja, Zbigniew Nolka, Ireneusz Śniegowski, Stanisław Szewczyk, Zdzisław KozickifiledCriticalWiktor Błądek
Priority to PL355774ApriorityCriticalpatent/PL199198B1/en
Publication of PL355774A1publicationCriticalpatent/PL355774A1/en
Publication of PL199198B1publicationCriticalpatent/PL199198B1/en