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 Vozka Stanislav, Bedrich Ing Csc PorschfiledCriticalVozka Stanislav
Priority to CS878593ApriorityCriticalpatent/CS265588B1/en
Publication of CS859387A1publicationCriticalpatent/CS859387A1/en
Publication of CS265588B1publicationCriticalpatent/CS265588B1/en