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 Bartusek, Karel Konecny, Vojtech Marek, Vrkoc Jan, Ladislav Ing MuskafiledCriticalTomas Bartusek
Priority to CS834918ApriorityCriticalpatent/CS254255B1/en
Publication of CS491883A1publicationCriticalpatent/CS491883A1/en
Publication of CS254255B1publicationCriticalpatent/CS254255B1/en