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发明名称
Heat exchanger device
摘要
申请公布号
US2626130(A)
申请公布日期
1953.01.20
申请号
US19490111131
申请日期
1949.08.19
申请人
LEON RASKIN
发明人
RASKIN LEON
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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