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发明名称
Fishing tool
摘要
申请公布号
US1793105(A)
申请公布日期
1931.02.17
申请号
US19290382055
申请日期
1929.07.29
申请人
SPANG AND COMPANY
发明人
LIDDERDALE ARTHUR E.
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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