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发明名称
Heat exchanger and method of making same
摘要
申请公布号
US2940162(A)
申请公布日期
1960.06.14
申请号
US19560571716
申请日期
1956.03.15
申请人
HOUDAILLE INDUSTRIES, INC.
发明人
SANDBERG RAY A.
分类号
B21D53/02
主分类号
B21D53/02
代理机构
代理人
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地址
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