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 Karel Studenovsky, Jaroslav Bernard, Jaroslav BumbalekfiledCriticalKarel Studenovsky
Priority to CS767476ApriorityCriticalpatent/CS190025B1/en
Publication of CS190025B1publicationCriticalpatent/CS190025B1/en