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 Hajek Karel, Jelinek Karel, Matejicek Alois, Jiri Klejch, Tuma Zdenek, Jarmila Ing BerkovafiledCriticalHajek Karel
Priority to CS88128ApriorityCriticalpatent/CS268347B1/en
Publication of CS12888A1publicationCriticalpatent/CS12888A1/en
Publication of CS268347B1publicationCriticalpatent/CS268347B1/en