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发明名称
LIQUID RING PUMPS WITH IMPROVED HOUSING SHAPES
摘要
申请公布号
GB9304423(D0)
申请公布日期
1993.04.21
申请号
GB19930004423
申请日期
1993.03.04
申请人
NASH ENGINEERING COMPANY
发明人
分类号
F01C21/10;F04C19/00
主分类号
F01C21/10
代理机构
代理人
主权项
地址
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