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 Stanislaw Grajewski, Jaroslaw PospiechfiledCriticalStanislaw Grajewski
Priority to PL10157694UpriorityCriticalpatent/PL56269Y1/en
Publication of PL101576U1publicationCriticalpatent/PL101576U1/en
Publication of PL56269Y1publicationCriticalpatent/PL56269Y1/en