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发明名称
Can punch
摘要
申请公布号
US2002173(A)
申请公布日期
1935.05.21
申请号
US19340710037
申请日期
1934.02.06
申请人
DOUGHERTY BERNARD E
发明人
DOUGHERTY BERNARD E.
分类号
B67B7/50
主分类号
B67B7/50
代理机构
代理人
主权项
地址
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