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Application filed by Miroslav Ing Jakubec, Cerny Jaroslav, Josef Ing Stach, Bena Zdenek, Tkac Ivan, Ondrej Ing Barabosz, Jiri ProkopfiledCriticalMiroslav Ing Jakubec
Priority to CS877533ApriorityCriticalpatent/CS267225B1/en
Publication of CS753387A1publicationCriticalpatent/CS753387A1/en
Publication of CS267225B1publicationCriticalpatent/CS267225B1/en