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 Politechnika Slaska Im WincentfiledCriticalPolitechnika Slaska Im Wincent
Priority to PL29659392ApriorityCriticalpatent/PL169038B1/en
Publication of PL296593A1publicationCriticalpatent/PL296593A1/en
Publication of PL169038B1publicationCriticalpatent/PL169038B1/en