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发明名称
Anchoring means for the shanks of hand tools
摘要
申请公布号
US2840382(A)
申请公布日期
1958.06.24
申请号
US19540476172
申请日期
1954.12.20
申请人
UPSON BROTHERS, INCORPORATED
发明人
VELEPEC RUDOLPH J.
分类号
B25G3/34
主分类号
B25G3/34
代理机构
代理人
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