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发明名称
Pierce punch
摘要
申请公布号
US3234834(A)
申请公布日期
1966.02.15
申请号
US19630315041
申请日期
1963.10.09
申请人
RICHARD BROTHERS PUNCH COMPANY
发明人
MAURER JAMES D.
分类号
B21D45/02
主分类号
B21D45/02
代理机构
代理人
主权项
地址
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