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发明名称
Multistage centrifugal pump
摘要
申请公布号
US2407987(A)
申请公布日期
1946.09.24
申请号
US19420437574
申请日期
1942.04.03
申请人
GOULDS PUMPS, INC.
发明人
LANDBERG ERIK G.
分类号
F04D1/06
主分类号
F04D1/06
代理机构
代理人
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