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发明名称
Fishing tool
摘要
申请公布号
US2218267(A)
申请公布日期
1940.10.15
申请号
US19390287567
申请日期
1939.07.31
申请人
REA PHILIP M
发明人
REA PHILIP M.
分类号
E21B31/18
主分类号
E21B31/18
代理机构
代理人
主权项
地址
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