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 Anton Humar, Zdenek Novak, Arnost Uncovsky, Miroslav DolejsfiledCriticalAnton Humar
Priority to CS167076ApriorityCriticalpatent/CS181046B1/cs
Publication of CS181046B1publicationCriticalpatent/CS181046B1/cs