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 Glowne B St I P GorniczychfiledCriticalGlowne B St I P Gorniczych
Priority to PL20820778ApriorityCriticalpatent/PL109574B1/pl
Publication of PL208207A1publicationCriticalpatent/PL208207A1/pl
Publication of PL109574B1publicationCriticalpatent/PL109574B1/pl