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 Marian KovalikfiledCriticalMarian Kovalik
Priority to CS80776ApriorityCriticalpatent/CS185403B1/en
Publication of CS185403B1publicationCriticalpatent/CS185403B1/en