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 Zdeno MetzkerfiledCriticalZdeno Metzker
Priority to CS687476ApriorityCriticalpatent/CS190773B1/cs
Publication of CS190773B1publicationCriticalpatent/CS190773B1/cs