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发明名称
Die stock and tap wrench
摘要
申请公布号
US2153054(A)
申请公布日期
1939.04.04
申请号
US19370177956
申请日期
1937.12.03
申请人
SMITH HERBERT J
发明人
SMITH HERBERT J.
分类号
B23G1/26
主分类号
B23G1/26
代理机构
代理人
主权项
地址
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