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经营范围
发明名称
DRILL BIT
摘要
申请公布号
SU1372027(A1)
申请公布日期
1988.02.07
申请号
SU19853956764
申请日期
1985.09.23
申请人
UFIMSKIJ NEFTYANOJ INSTITUT
发明人
GALIAKBAROV VIL F,SU;MAVLYUTOV MIDKHAT R,SU;SANNIKOV RASHID KH,SU;SHTUR VLADIMIR B,SU;PROKSHIN VLADIMIR V,SU;KUZNETSOV MIKHAIL I,SU
分类号
E21B10/46
主分类号
E21B10/46
代理机构
代理人
主权项
地址
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