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 Ohanka Vlastimil, Tichy Vladimir, Dvorak Ludek, Augustin Hruby, Najemnik Jiri, Jan Ing Csc BartonfiledCriticalOhanka Vlastimil
Priority to CS877996ApriorityCriticalpatent/CS262567B1/en
Publication of CS799687A1publicationCriticalpatent/CS799687A1/en
Publication of CS262567B1publicationCriticalpatent/CS262567B1/en