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经营范围
发明名称
Heat exchanger
摘要
申请公布号
US2223313(A)
申请公布日期
1940.11.26
申请号
US19390294796
申请日期
1939.09.14
申请人
THE LUMMUS COMPANY
发明人
COLLINS RAYMOND R.
分类号
F28F9/02
主分类号
F28F9/02
代理机构
代理人
主权项
地址
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