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 Tomas Ing Csc Hanslik, Jan Ing Csc Subrt, Vladimir Ing Csc Zapletal, Hejl Vlastimil, Dadak Vojtech, Antonin Ing Csc Lcoch, Alexander Ing PalffayfiledCriticalTomas Ing Csc Hanslik
Priority to CS845759ApriorityCriticalpatent/CS239791B1/en
Publication of CS575984A1publicationCriticalpatent/CS575984A1/en
Publication of CS239791B1publicationCriticalpatent/CS239791B1/en