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发明名称
ТЕПЛООБМЕННИК
摘要
申请公布号
RU453109(C)
申请公布日期
2006.04.20
申请号
SU19731877807
申请日期
1973.02.01
申请人
发明人
分类号
F28D7/00;F28F1/00
主分类号
F28D7/00
代理机构
代理人
主权项
地址
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