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 Trubac Karol, Baxa Jozef, Bucko Milos, Vilibald Ing Farbula, Frantisek Ing Huba, Vlastimil Ing Kabes, Daniel Ing Kachut, Sventek Jan, Jozef HorvathfiledCriticalTrubac Karol
Priority to CS882497ApriorityCriticalpatent/CS267777B1/en
Publication of CS249788A1publicationCriticalpatent/CS249788A1/en
Publication of CS267777B1publicationCriticalpatent/CS267777B1/en