| 申请人 |
CHELYABINSKY METALLURGICHESKY ZAVOD |
发明人 |
TULIN NIKOLAI ALEXEEVICH;BASTRAKOV NIKOLAI FEDOROVICH;SILAEV ALEXANDR JAKOVLEVICH;PISHMENOV VITALY SEMENOVICH;KRIVTSOVA LUDMILA VIKTOROVNA;GUTARA GENNADY VASILIEVICH;PRITULYAK LEONID GRIGIEVICH;BORODIN VIKTOR SAVELIEVICH;DONETZ IGOR DENISOVICH |
