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 Vala MiroslavfiledCriticalVala Miroslav
Priority to CS831802ApriorityCriticalpatent/CS233255B1/en
Publication of CS180283A1publicationCriticalpatent/CS180283A1/en
Publication of CS233255B1publicationCriticalpatent/CS233255B1/en