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 Jiri Ing Kolena, Macek Vladimir, Kopecky Ivan, Miroslav Parizek, Zdenek JasanskyfiledCriticalJiri Ing Kolena
Priority to CS849647ApriorityCriticalpatent/CS244780B1/en
Publication of CS964784A1publicationCriticalpatent/CS964784A1/en
Publication of CS244780B1publicationCriticalpatent/CS244780B1/en