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经营范围
发明名称
Manufacturing Heat Exchangers
摘要
申请公布号
GB2007549(A)
申请公布日期
1979.05.23
申请号
GB19780039987
申请日期
1978.10.10
申请人
HITACHI LTD
发明人
分类号
B22D18/04;B22D19/00;F28F13/00;F28F13/14;F28F13/18;(IPC1-7):B22D19/00;B23P15/26
主分类号
B22D18/04
代理机构
代理人
主权项
地址
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