申请人 |
NIKOLAI IVANOVICH * CHEPELEV;GENNADY MIKHAILOVICH * TSELKOVNEV;LEV PETROVICH * KUZNETSOV;GRIGORY IOSIFOVICH * PENKHUSOVICH |
发明人 |
NIKOLAI IVANOVICH * CHEPELEV;GENNADY MIKHAILOVICH * TSELKOVNEV;LEV PETROVICH * KUZNETSOV;GRIGORY IOSIFOVICH * PENKHUSOVICH |