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 Jakubek Walter, Spacek Jiri, Ladislav Rndr Csc Obdrzalek, Miloslav Rozmanek, Jan Ing TeplyfiledCriticalJakubek Walter
Priority to CS874284ApriorityCriticalpatent/CS264577B1/en
Publication of CS428487A1publicationCriticalpatent/CS428487A1/en
Publication of CS264577B1publicationCriticalpatent/CS264577B1/en