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Application filed by Politechnika Gdanska, Inst OdlewnictwafiledCriticalPolitechnika Gdanska
Priority to PL23752182ApriorityCriticalpatent/PL135579B1/en
Publication of PL237521A1publicationCriticalpatent/PL237521A1/en
Publication of PL135579B1publicationCriticalpatent/PL135579B1/en