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 Sobiecki Zenon GrasofiledCriticalSobiecki Zenon Graso
Priority to PL387545ApriorityCriticalpatent/PL213179B1/pl
Publication of PL387545A1publicationCriticalpatent/PL387545A1/pl
Publication of PL213179B1publicationCriticalpatent/PL213179B1/pl