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发明名称
HEAT EXCHANGER
摘要
申请公布号
GB8314487(D0)
申请公布日期
1983.06.29
申请号
GB19830014487
申请日期
1983.05.25
申请人
HITACHI LTD
发明人
分类号
F28F19/00;F28F21/00;F28F21/04;(IPC1-7):F28F21/00
主分类号
F28F19/00
代理机构
代理人
主权项
地址
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