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Application filed by Jan Ing Jankovec, Karel Ing Rychtrmoc, Milan Psota, Milan Ing Navara, Ohanka Vlastimil, Najemnik Jiri, Augustin Hruby, Dvorak Ludek, Michal Ing KrupickafiledCriticalJan Ing Jankovec
Priority to CS862604ApriorityCriticalpatent/CS259343B1/en
Publication of CS260486A1publicationCriticalpatent/CS260486A1/en
Publication of CS259343B1publicationCriticalpatent/CS259343B1/en