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 JarkiewiczfiledCriticalRyszard Jarkiewicz
Priority to PL20624678ApriorityCriticalpatent/PL206246A1/en
Publication of PL206246A1publicationCriticalpatent/PL206246A1/en