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Application filed by Edward Wiczkowski, Magdalena WiczkowskafiledCriticalEdward Wiczkowski
Priority to PL389989ApriorityCriticalpatent/PL214930B1/pl
Publication of PL389989A1publicationCriticalpatent/PL389989A1/pl
Publication of PL214930B1publicationCriticalpatent/PL214930B1/pl