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发明名称
Over-shot fishing tool
摘要
申请公布号
US2110602(A)
申请公布日期
1938.03.08
申请号
US19360068995
申请日期
1936.03.16
申请人
SCOTT JONES WINFIELD
发明人
JONES WINFIELD SCOTT
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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