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 Dadak Vojtech, Zubcek Ladislav, Z Jiri Ing, Palffy Alexander, Hejl Vlastimil, Jan Ing KaderafiledCriticalDadak Vojtech
Priority to CS132887ApriorityCriticalpatent/CS273653B1/en
Publication of CS132887A1publicationCriticalpatent/CS132887A1/en
Publication of CS273653B1publicationCriticalpatent/CS273653B1/en