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 Josef Ing Fousek, Jiri Ing LunacekfiledCriticalJosef Ing Fousek
Priority to CS871024ApriorityCriticalpatent/CS262108B1/en
Publication of CS102487A1publicationCriticalpatent/CS102487A1/en
Publication of CS262108B1publicationCriticalpatent/CS262108B1/en