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 Fidransky Zdenek, Lexa Silhavy, Josef Ing Behounek, Jaroslav Ing KoutfiledCriticalFidransky Zdenek
Priority to CS882761ApriorityCriticalpatent/CS269180B1/en
Publication of CS276188A1publicationCriticalpatent/CS276188A1/en
Publication of CS269180B1publicationCriticalpatent/CS269180B1/en