申请人 |
TSNI P EX I ORGANIZAT MEKH TEKH;INST GORNOGO DELA SIBIRSKOGO O |
发明人 |
GERASIMENKO, NIKOLAI PETROVICH;BOBYLEV, LEONID MATVEEVICH;KOVALEV, ALEXANDR SEMENOVICH;SVIRSCHEVSKY, VALENTIN KONSTANTINOVICH;KLIMOV, NIKOLAI JURIEVICH;GOIKHMAN, YAKOV ALEXANDROVICH |