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 Polopren Zaklady Produkcji I PfiledCriticalPolopren Zaklady Produkcji I P
Priority to PL28375690ApriorityCriticalpatent/PL283756A1/en
Publication of PL283756A1publicationCriticalpatent/PL283756A1/en