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 Stehno JoseffiledCriticalStehno Josef
Priority to CS884579ApriorityCriticalpatent/CS266773B1/en
Publication of CS457988A1publicationCriticalpatent/CS457988A1/en
Publication of CS266773B1publicationCriticalpatent/CS266773B1/en