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发明名称
Automatically alignable and connectible tool joint
摘要
申请公布号
US3345085(A)
申请公布日期
1967.10.03
申请号
US19650430911
申请日期
1965.02.08
申请人
HUNTSINGER ASSOCIATES
发明人
HANES JAMES W. E.
分类号
E21B17/08;F16L37/088
主分类号
E21B17/08
代理机构
代理人
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