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Application filed by Inst Mat OgniotrwalychfiledCriticalInst Mat Ogniotrwalych
Priority to PL19951977ApriorityCriticalpatent/PL118241B1/pl
Publication of PL199519A1publicationCriticalpatent/PL199519A1/pl
Publication of PL118241B1publicationCriticalpatent/PL118241B1/pl