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 Zdenek Mastnik, Ladislav Capek, Artur RoesslerfiledCriticalZdenek Mastnik
Priority to CS420076ApriorityCriticalpatent/CS181627B1/cs
Publication of CS181627B1publicationCriticalpatent/CS181627B1/cs