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Application filed by Politechnika KrakowskafiledCriticalPolitechnika Krakowska
Priority to PL28071989ApriorityCriticalpatent/PL160292B1/en
Publication of PL280719A1publicationCriticalpatent/PL280719A1/en
Publication of PL160292B1publicationCriticalpatent/PL160292B1/en