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Application filed by Krakowska Spoldzielnia InwalidfiledCriticalKrakowska Spoldzielnia Inwalid
Priority to PL23320881ApriorityCriticalpatent/PL133640B1/en
Publication of PL233208A2publicationCriticalpatent/PL233208A2/en
Publication of PL133640B1publicationCriticalpatent/PL133640B1/en