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 Pramet S PfiledCriticalPramet S P
Priority to CS902470ApriorityCriticalpatent/CS247090A3/en
Publication of CS247090A3publicationCriticalpatent/CS247090A3/en