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发明名称
Method of forming a rolled joint
摘要
申请公布号
US2089790(A)
申请公布日期
1937.08.10
申请号
US19350032890
申请日期
1935.07.24
申请人
THE TEXAS COMPANY
发明人
HALPERN MICHAEL
分类号
B21D39/04;B21D39/06;F16L13/16
主分类号
B21D39/04
代理机构
代理人
主权项
地址
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