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Application filed by Politechnika WroclawskafiledCriticalPolitechnika Wroclawska
Priority to PL24824684ApriorityCriticalpatent/PL137245B2/en
Publication of PL248246A2publicationCriticalpatent/PL248246A2/en
Publication of PL137245B2publicationCriticalpatent/PL137245B2/en