申请人 |
INSTITUT GORNOGO DELA SIBIRSKOGO OTDELENIA AKADEMI;PROEKTNO-KONSTRUKTORSKAYA KONTORA TRESTA "VOSTOKBU |
发明人 |
LUGACHEV, VITALY GRIGORIEVICH;SHARAVIN, SERGEI VASILIEVICH;TISHKOV, ANATOLY YAKOVLEVICH;KOSTYLEV, ALEXANDR DMITRIEVICH;CHEPURNOI, NIKOLAI PROKHOROVICH |