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 Dalibor Ing Nemec, Karel Ing Csc Janu, Ivan Ing Nesev, Petr Ing SlovacekfiledCriticalDalibor Ing Nemec
Priority to CS824406ApriorityCriticalpatent/CS231075B1/en
Publication of CS440682A1publicationCriticalpatent/CS440682A1/en
Publication of CS231075B1publicationCriticalpatent/CS231075B1/en