申请人 |
LENINGRADSKY GORNY INSTITUT IMENI G.V.PLEKHANOVA;PROIZVODSTVENNOE GEOLOGICHESKOE OBIEDINENIE TSENTRALNYKH RAIONOV "TSENTRGEOLOGIA" |
发明人 |
NIKOLAEV NIKOLAI IVANOVICH;TERESCHENKO LEV ALEXANDROVICH;YAKOVLEV ARIAN MIKHAILOVICH;KOVALENKO VITALY IVANOVICH;TATEVOSIAN RUBEN ARMENOVICH;TITOV MIKHAIL YAKOVLEVICH;LIPATOV NIKOLAI KONSTANTINOVICH |