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经营范围
发明名称
Liquid ring pump
摘要
申请公布号
GB700488(A)
申请公布日期
1953.12.02
申请号
GB19510028510
申请日期
1951.12.05
申请人
THE NASH ENGINEERING COMPANY
发明人
分类号
F04C19/00
主分类号
F04C19/00
代理机构
代理人
主权项
地址
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