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Application filed by Miroslav Ing Csc Rudis, Zdenek Ing Rysavy, Vladimir Ing Csc JezdinskyfiledCriticalMiroslav Ing Csc Rudis
Priority to CS872182ApriorityCriticalpatent/CS259985B1/en
Publication of CS218287A1publicationCriticalpatent/CS218287A1/en
Publication of CS259985B1publicationCriticalpatent/CS259985B1/en