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Application filed by Zdenek Prof Ing Csc Lecjaks, Ivan Doc Ing Csc Machac, Jiri Ing Csc SirfiledCriticalZdenek Prof Ing Csc Lecjaks
Priority to CS867674ApriorityCriticalpatent/CS256219B1/cs
Publication of CS767486A1publicationCriticalpatent/CS767486A1/cs
Publication of CS256219B1publicationCriticalpatent/CS256219B1/cs