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 Jiskra Miloslav, Skala Josef, Josef Stary, Radovan Volesky, Vaclav Divis, Zdenek SvecfiledCriticalJiskra Miloslav
Priority to CS346989ApriorityCriticalpatent/CS274332B1/en
Publication of CS346989A1publicationCriticalpatent/CS346989A1/en
Publication of CS274332B1publicationCriticalpatent/CS274332B1/en