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 WarszawskafiledCriticalPolitechnika Warszawska
Priority to PL19966277ApriorityCriticalpatent/PL109321B1/pl
Publication of PL199662A1publicationCriticalpatent/PL199662A1/pl
Publication of PL109321B1publicationCriticalpatent/PL109321B1/pl