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Application filed by Politechnika PoznanskafiledCriticalPolitechnika Poznanska
Priority to PL26951687ApriorityCriticalpatent/PL155466B1/en
Publication of PL269516A1publicationCriticalpatent/PL269516A1/en
Publication of PL155466B1publicationCriticalpatent/PL155466B1/en