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 Zbynek Ing Kral, Durinda Jan, Jaromir Ing Melecky, Marie StefancovafiledCriticalZbynek Ing Kral
Priority to CS877234ApriorityCriticalpatent/CS265997B1/en
Publication of CS723487A1publicationCriticalpatent/CS723487A1/en
Publication of CS265997B1publicationCriticalpatent/CS265997B1/en