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发明名称
Hammer with detachable striking tips
摘要
申请公布号
US2808861(A)
申请公布日期
1957.10.08
申请号
US19540405887
申请日期
1954.01.25
申请人
HUGHES ROBERT W
发明人
HUGHES ROBERT W.
分类号
B25D1/02
主分类号
B25D1/02
代理机构
代理人
主权项
地址
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