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发明名称
Apparatus for repairing pipe strings
摘要
申请公布号
US3349852(A)
申请公布日期
1967.10.31
申请号
US19650508104
申请日期
1965.11.16
申请人
ESSO PRODUCTION RESEARCH COMPANY
发明人
PETERS BELDON A.
分类号
E21B29/10
主分类号
E21B29/10
代理机构
代理人
主权项
地址
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