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 Zmeskal Jaromir, Bartosek Frantisek, Radomir Ing Chromy, Vladimir HucinfiledCriticalZmeskal Jaromir
Priority to CS841374ApriorityCriticalpatent/CS258353B1/en
Publication of CS137484A1publicationCriticalpatent/CS137484A1/en
Publication of CS258353B1publicationCriticalpatent/CS258353B1/en