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Application filed by Matal Oldrich, Martoch Josef, Milan Ing Csc Franz, Svatopluk Ing HlinkafiledCriticalMatal Oldrich
Priority to CS845908ApriorityCriticalpatent/CS241793B1/en
Publication of CS590884A1publicationCriticalpatent/CS590884A1/en
Publication of CS241793B1publicationCriticalpatent/CS241793B1/en