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发明名称
Sheet stock punch head housing
摘要
申请公布号
US2660245(A)
申请公布日期
1953.11.24
申请号
US19500178119
申请日期
1950.08.07
申请人
MARSH ALLAN O
发明人
MARSH ALLAN O.
分类号
B26F1/36
主分类号
B26F1/36
代理机构
代理人
主权项
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