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发明名称
DEFLECTOR INDEXING DEVICE
摘要
申请公布号
SU825882(A1)
申请公布日期
1981.04.30
申请号
SU19782654314
申请日期
1978.08.07
申请人
PECHORSKIJ G NAUCHNO- I PI NEFTYANOJ PROMYSHLENNOSTI
发明人
KESAONOV ALEKSANDR B,SU;BUSLAEV VIKTOR F,SU;GADZHIEV NABI S,SU;EZEPENKO VLADIMIR N,SU;OMAROV GUSEJN G,SU
分类号
E21B47/022;E21B23/00;(IPC1-7):E21B47/02
主分类号
E21B47/022
代理机构
代理人
主权项
地址
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