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发明名称
Pneumatic tap hammer
摘要
申请公布号
US2823646(A)
申请公布日期
1958.02.18
申请号
US19540414287
申请日期
1954.03.05
申请人
BROWN LOWELL N
发明人
BROWN LOWELL N.
分类号
B25D9/08
主分类号
B25D9/08
代理机构
代理人
主权项
地址
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