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Application filed by Jurij F Novikov, Nikolaj I Projdak, Jurij A Cursinov, Jurij M Muchin, Anatolij N Potop, Anatolij N Chil, Anatolij G VasiljevfiledCriticalJurij F Novikov
Priority to CS857018ApriorityCriticalpatent/CS271218B1/en
Publication of CS701885A1publicationCriticalpatent/CS701885A1/en
Publication of CS271218B1publicationCriticalpatent/CS271218B1/en