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Application filed by Politechnika Wroclawska, Dolnoslaska Fabryka Maszyn WlofiledCriticalPolitechnika Wroclawska
Priority to PL19582977ApriorityCriticalpatent/PL107485B1/pl
Publication of PL195829A1publicationCriticalpatent/PL195829A1/pl
Publication of PL107485B1publicationCriticalpatent/PL107485B1/pl