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经营范围
发明名称
CORE DRILLING TOOL
摘要
申请公布号
SU1106891(A1)
申请公布日期
1984.08.07
申请号
SU19833563706
申请日期
1983.01.12
申请人
TOMSKIJ REVOLYUTSII POLT I IM.S.M.KIROVA
发明人
SULAKSHIN STEPAN S,SU;BRYLIN VLADIMIR I,SU;REDUTINSKIJ LEONID S,SU
分类号
E21B25/00;(IPC1-7):E21B25/00
主分类号
E21B25/00
代理机构
代理人
主权项
地址
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