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发明名称
Anchor for a well tool
摘要
申请公布号
US3342269(A)
申请公布日期
1967.09.19
申请号
US19660580508
申请日期
1966.09.19
申请人
GARRETT HENRY U
发明人
GARRETT HENRY U.
分类号
E21B33/129
主分类号
E21B33/129
代理机构
代理人
主权项
地址
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