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 Z Tazkeho Strojarstva KomfiledCriticalZ Tazkeho Strojarstva Kom
Priority to CS882567ApriorityCriticalpatent/CS256788A2/en
Publication of CS256788A2publicationCriticalpatent/CS256788A2/en