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发明名称
Wire splicing tool
摘要
申请公布号
US2147042(A)
申请公布日期
1939.02.14
申请号
US19380186542
申请日期
1938.01.24
申请人
JOHNSON NELS J
发明人
JOHNSON NELS J.
分类号
B21F15/00
主分类号
B21F15/00
代理机构
代理人
主权项
地址
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