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Application filed by Inst Szkla I Ceramiki W WarszafiledCriticalInst Szkla I Ceramiki W Warsza
Priority to PL20575178ApriorityCriticalpatent/PL115602B2/pl
Publication of PL205751A1publicationCriticalpatent/PL205751A1/pl
Publication of PL115602B2publicationCriticalpatent/PL115602B2/pl