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 Dabrowskie Gwarectwo Weglowe KfiledCriticalDabrowskie Gwarectwo Weglowe K
Priority to PL27087188ApriorityCriticalpatent/PL270871A1/en
Publication of PL270871A1publicationCriticalpatent/PL270871A1/en