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Application filed by Instytut Ceramiki I Materiałów BudowlanychfiledCriticalInstytut Ceramiki I Materiałów Budowlanych
Priority to PL392839ApriorityCriticalpatent/PL226937B1/pl
Publication of PL392839A1publicationCriticalpatent/PL392839A1/pl
Publication of PL226937B1publicationCriticalpatent/PL226937B1/pl