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发明名称
HEAT EXCHANGERS AND TUBES THEREFOR
摘要
申请公布号
GB9222731(D0)
申请公布日期
1992.12.09
申请号
GB19920022731
申请日期
1992.10.29
申请人
PIERCE DAVID B.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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