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发明名称
Manually guided mechanical hammer
摘要
申请公布号
US2864338(A)
申请公布日期
1958.12.16
申请号
US19540427252
申请日期
1954.05.03
申请人
HORST ZIMMERMANN
发明人
ZIMMERMANN HORST
分类号
B25D17/04;E21C37/24
主分类号
B25D17/04
代理机构
代理人
主权项
地址
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