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 Sykora Stanislav, Novak Jaroslav, Vladimir Ing Csc Novak, Vaclavek Miroslav, Bastl VladimirfiledCriticalSykora Stanislav
Priority to CS838621ApriorityCriticalpatent/CS239116B1/en
Publication of CS862183A1publicationCriticalpatent/CS862183A1/en
Publication of CS239116B1publicationCriticalpatent/CS239116B1/en