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 Ryszard ZielinskifiledCriticalRyszard Zielinski
Priority to PL30373194ApriorityCriticalpatent/PL303731A1/en
Publication of PL303731A1publicationCriticalpatent/PL303731A1/en