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 Miroslav Doc Ing Csc Zbirovsky, Libor Ing Csc Cerveny, Antonin Marhoul, Konecny VaclavfiledCriticalMiroslav Doc Ing Csc Zbirovsky
Priority to CS871680ApriorityCriticalpatent/CS265079B1/en
Publication of CS168087A1publicationCriticalpatent/CS168087A1/en
Publication of CS265079B1publicationCriticalpatent/CS265079B1/en