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发明名称
Heat exchanger
摘要
申请公布号
US2781645(A)
申请公布日期
1957.02.19
申请号
US19520310006
申请日期
1952.09.17
申请人
GENERAL MOTORS CORPORATION
发明人
SIMMONS EDWARD C.
分类号
B21D53/04;F25B39/02
主分类号
B21D53/04
代理机构
代理人
主权项
地址
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