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发明名称
Die and punch
摘要
申请公布号
US1861648(A)
申请公布日期
1932.06.07
申请号
US19270240128
申请日期
1927.12.15
申请人
THE MURRAY CORPORATION OF AMERICA
发明人
VEHKO JAMES
分类号
B21D37/10
主分类号
B21D37/10
代理机构
代理人
主权项
地址
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