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 Borek Pavel, Cizek ZdenekfiledCriticalBorek Pavel
Priority to CS857774ApriorityCriticalpatent/CS259066B1/en
Publication of CS777485A1publicationCriticalpatent/CS777485A1/en
Publication of CS259066B1publicationCriticalpatent/CS259066B1/en