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Application filed by Politechnika OpolskafiledCriticalPolitechnika Opolska
Priority to PL389820ApriorityCriticalpatent/PL216596B1/en
Publication of PL389820A1publicationCriticalpatent/PL389820A1/en
Publication of PL216596B1publicationCriticalpatent/PL216596B1/en