Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from PL23721982Aexternal-prioritypatent/PL133802B1/en
Application filed by Politechnika WarszawskafiledCriticalPolitechnika Warszawska
Priority to PL25418785ApriorityCriticalpatent/PL143794B3/en
Publication of PL254187A3publicationCriticalpatent/PL254187A3/en
Publication of PL143794B3publicationCriticalpatent/PL143794B3/en