| 申请人 |
VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY I PROEKTNO-KONSTRUKTORSKY INSTITUT DOBYCHI UGLYA GIDRAVLICHESKIMSPOSOBOM |
发明人 |
GERMAN PETROVICH CHERMENSKY;MIKHAIL ANDREEVICH NIKIFOROV;JURY VLADIMIROVICH GAIDUK;MIKHAIL FEDOROVICH GLADKIKH;KLAVDIA MIKHAILOVNA KHVOSCHEVSKAYA;IGOR BORISOVICH NATAPOV |
