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经营范围
发明名称
Liquid-ring pump
摘要
申请公布号
GB869170(A)
申请公布日期
1961.05.31
申请号
GB19590009227
申请日期
1959.03.17
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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