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经营范围
发明名称
HEAT EXCHANGER
摘要
申请公布号
GB1488842(A)
申请公布日期
1977.10.12
申请号
GB19740046556
申请日期
1974.10.28
申请人
PHILIPS NV
发明人
分类号
F28D1/047;F28B1/06;F28D1/053;F28F13/06;F28F27/00;F28F27/02;(IPC1-7):F28F1/12
主分类号
F28D1/047
代理机构
代理人
主权项
地址
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