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发明名称
Tube clamping die
摘要
申请公布号
US2711772(A)
申请公布日期
1955.06.28
申请号
US19530379253
申请日期
1953.09.09
申请人
WILSON FRANK R
发明人
WILSON FRANK R.
分类号
B21D41/02
主分类号
B21D41/02
代理机构
代理人
主权项
地址
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