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 PL398948ApriorityCriticalpatent/PL215539B1/pl
Publication of PL398948A1publicationCriticalpatent/PL398948A1/pl
Publication of PL215539B1publicationCriticalpatent/PL215539B1/pl