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Application filed by Wyzsza Szkola PedagogfiledCriticalWyzsza Szkola Pedagog
Priority to PL20431378ApriorityCriticalpatent/PL112280B1/pl
Publication of PL204313A1publicationCriticalpatent/PL204313A1/pl
Publication of PL112280B1publicationCriticalpatent/PL112280B1/pl