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Application filed by Politechnika PoznanskafiledCriticalPolitechnika Poznanska
Priority to PL24916684ApriorityCriticalpatent/PL142383B1/en
Publication of PL249166A1publicationCriticalpatent/PL249166A1/en
Publication of PL142383B1publicationCriticalpatent/PL142383B1/en