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 Petr HainzfiledCriticalPetr Hainz
Priority to CS734380ApriorityCriticalpatent/CS222028B1/en
Publication of CS222028B1publicationCriticalpatent/CS222028B1/en