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 Michal Ing Jurkovic, Frantisek Ing Janis, Vojtech Ing Packa, Milan Ing ZajacfiledCriticalMichal Ing Jurkovic
Priority to CS835383ApriorityCriticalpatent/CS231150B1/en
Publication of CS538383A1publicationCriticalpatent/CS538383A1/en
Publication of CS231150B1publicationCriticalpatent/CS231150B1/en