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 Prosek Zdenek, Jiri Ing Haek, Smid Ivan, Palecek Jaroslav, Kubelka Vladislav, Mostecky JirifiledCriticalProsek Zdenek
Priority to CS86518ApriorityCriticalpatent/CS256112B1/en
Publication of CS51886A1publicationCriticalpatent/CS51886A1/en
Publication of CS256112B1publicationCriticalpatent/CS256112B1/en