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 VolenikfiledCriticalJiri Volenik
Priority to CS854676ApriorityCriticalpatent/CS183974B1/cs
Publication of CS183974B1publicationCriticalpatent/CS183974B1/cs