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Application filed by Jurij V Martynov, Nikolaj N Torubarov, Alexej N Rudakov, Jurij S Rjazancev, Jurij N Cupin, Vladomir P SevcenkofiledCriticalJurij V Martynov
Priority to CS255986ApriorityCriticalpatent/CS271236B3/en
Publication of CS255986A1publicationCriticalpatent/CS255986A1/en
Publication of CS271236B3publicationCriticalpatent/CS271236B3/en