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 Frantisek SindlarfiledCriticalFrantisek Sindlar
Priority to CS92841ApriorityCriticalpatent/CS84192A3/en
Publication of CS84192A3publicationCriticalpatent/CS84192A3/en