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 Novotny Miloslav, Jiri Dolezal, Zakravsky JoseffiledCriticalNovotny Miloslav
Priority to CS88792ApriorityCriticalpatent/CS269143B1/en
Publication of CS79288A1publicationCriticalpatent/CS79288A1/en
Publication of CS269143B1publicationCriticalpatent/CS269143B1/en