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发明名称
Internal pipe wrench
摘要
申请公布号
US2657605(A)
申请公布日期
1953.11.03
申请号
US19500161962
申请日期
1950.05.15
申请人
HOWELL EVERETT C
发明人
HOWELL EVERETT C.
分类号
B25B13/54
主分类号
B25B13/54
代理机构
代理人
主权项
地址
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