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 Tibor Ing Hrnko, Peter Ing Micusik, Jan Zvara, Jan Ing KlukafiledCriticalTibor Ing Hrnko
Priority to CS861886ApriorityCriticalpatent/CS259235B1/en
Publication of CS188686A1publicationCriticalpatent/CS188686A1/en
Publication of CS259235B1publicationCriticalpatent/CS259235B1/en