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 Jehlar Peter, Oswald Anton, Frantisek Ing Gajdos, Novak Ivan, Berek DusanfiledCriticalJehlar Peter
Priority to CS844106ApriorityCriticalpatent/CS252015B1/en
Publication of CS410684A1publicationCriticalpatent/CS410684A1/en
Publication of CS252015B1publicationCriticalpatent/CS252015B1/en