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发明名称
Shank and bit punch
摘要
申请公布号
US2162667(A)
申请公布日期
1939.06.13
申请号
US19380206959
申请日期
1938.05.09
申请人
GARDNER-DENVER COMPANY
发明人
PEARSON GUSTAV C.
分类号
B21D28/00
主分类号
B21D28/00
代理机构
代理人
主权项
地址
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