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经营范围
发明名称
Annular clamping blocks with tube clamping recesses for a flaring tool
摘要
申请公布号
US2852839(A)
申请公布日期
1958.09.23
申请号
US19530338303
申请日期
1953.02.24
申请人
WILSON FRANK R
发明人
WILSON FRANK R.
分类号
B21D41/02;F22G3/00
主分类号
B21D41/02
代理机构
代理人
主权项
地址
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