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Application filed by Jiri Ing Bartos, Vysocky Ladislav, Miroslav Ing Formanek, Josef Horak, Ladislav Ing Csc Maly, Josef Trenda, Milan Ing HollerfiledCriticalJiri Ing Bartos
Priority to CS829085ApriorityCriticalpatent/CS243715B1/en
Publication of CS908582A1publicationCriticalpatent/CS908582A1/en
Publication of CS243715B1publicationCriticalpatent/CS243715B1/en