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 Krofta Jiri, Mallat JaroslavfiledCriticalKrofta Jiri
Priority to CS8410255ApriorityCriticalpatent/CS245970B1/en
Publication of CS1025584A1publicationCriticalpatent/CS1025584A1/en
Publication of CS245970B1publicationCriticalpatent/CS245970B1/en