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Application filed by Zaklady Surowcow OgniotrwalychfiledCriticalZaklady Surowcow Ogniotrwalych
Priority to PL24149683ApriorityCriticalpatent/PL131823B2/en
Publication of PL241496A2publicationCriticalpatent/PL241496A2/en
Publication of PL131823B2publicationCriticalpatent/PL131823B2/en