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 Jan Ing Jakabovic, Slavomir FabianfiledCriticalJan Ing Jakabovic
Priority to CS861642ApriorityCriticalpatent/CS260265B1/en
Publication of CS164286A1publicationCriticalpatent/CS164286A1/en
Publication of CS260265B1publicationCriticalpatent/CS260265B1/en