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 Ludomir Duda, Jacek Kostrzewa, Andrzej SzewerniakfiledCriticalLudomir Duda
Priority to PL29926793ApriorityCriticalpatent/PL299267A1/en
Publication of PL299267A1publicationCriticalpatent/PL299267A1/en