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 Krudenc Ladislav, Novak JirifiledCriticalKrudenc Ladislav
Priority to CS877751ApriorityCriticalpatent/CS266024B1/en
Publication of CS775187A1publicationCriticalpatent/CS775187A1/en
Publication of CS266024B1publicationCriticalpatent/CS266024B1/en