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经营范围
发明名称
An improved heat exchanger
摘要
申请公布号
GB597174(A)
申请公布日期
1948.01.20
申请号
GB19450013571
申请日期
1945.05.30
申请人
PATRICK COLIN CAMPBELL
发明人
分类号
F28F21/08
主分类号
F28F21/08
代理机构
代理人
主权项
地址
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