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.)
Filing date
Publication date
Application filed by Politechnika WroclawskafiledCriticalPolitechnika Wroclawska
Priority to PL28156589ApriorityCriticalpatent/PL159743B1/en
Publication of PL281565A1publicationCriticalpatent/PL281565A1/en
Publication of PL159743B1publicationCriticalpatent/PL159743B1/en