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 Josef Koci, Dusan HesounfiledCriticalJosef Koci
Priority to CS498876ApriorityCriticalpatent/CS183489B1/cs
Publication of CS183489B1publicationCriticalpatent/CS183489B1/cs