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 MarekfiledCriticalJiri Marek
Priority to CS883038ApriorityCriticalpatent/CS267961B1/en
Publication of CS303888A1publicationCriticalpatent/CS303888A1/en
Publication of CS267961B1publicationCriticalpatent/CS267961B1/en