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 Dusan KollarikfiledCriticalDusan Kollarik
Priority to CS873238ApriorityCriticalpatent/CS260367B1/cs
Publication of CS323887A1publicationCriticalpatent/CS323887A1/cs
Publication of CS260367B1publicationCriticalpatent/CS260367B1/cs