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 Jiri Rathousky, Oldrich KruchnafiledCriticalJiri Rathousky
Priority to CS410674ApriorityCriticalpatent/CS175749B1/en
Priority to DD186447Aprioritypatent/DD118854A1/xx
Publication of CS175749B1publicationCriticalpatent/CS175749B1/en