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发明名称
Single blow heading machine with two part header punch
摘要
申请公布号
US2832970(A)
申请公布日期
1958.05.06
申请号
US19540460224
申请日期
1954.10.04
申请人
CAMCAR SCREW & MFG. CORP.
发明人
CARLSON RAYMOND H.
分类号
B21K1/44
主分类号
B21K1/44
代理机构
代理人
主权项
地址
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