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Application filed by Politechnika PoznanskafiledCriticalPolitechnika Poznanska
Priority to PL19135976ApriorityCriticalpatent/PL109556B1/pl
Publication of PL191359A1publicationCriticalpatent/PL191359A1/pl
Publication of PL109556B1publicationCriticalpatent/PL109556B1/pl