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Application filed by Wieslaw SzczepanikfiledCriticalWieslaw Szczepanik
Priority to PL344962ApriorityCriticalpatent/PL196355B1/en
Publication of PL344962A1publicationCriticalpatent/PL344962A1/en
Publication of PL196355B1publicationCriticalpatent/PL196355B1/en