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 MrlinafiledCriticalJiri Mrlina
Priority to CS842482ApriorityCriticalpatent/CS239465B1/en
Publication of CS248284A1publicationCriticalpatent/CS248284A1/en
Publication of CS239465B1publicationCriticalpatent/CS239465B1/en