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 Kirchner Stanislav, Kur Jan, Vaclavik Leos, Karel KolarfiledCriticalKirchner Stanislav
Priority to CS842941ApriorityCriticalpatent/CS243665B1/en
Publication of CS294184A1publicationCriticalpatent/CS294184A1/en
Publication of CS243665B1publicationCriticalpatent/CS243665B1/en