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发明名称
Centrifugal pump
摘要
申请公布号
US2190670(A)
申请公布日期
1940.02.20
申请号
US19370152801
申请日期
1937.07.09
申请人
GOULDS PUMPS, INC.
发明人
MANN JOHN
分类号
F04D15/00;F04D29/16
主分类号
F04D15/00
代理机构
代理人
主权项
地址
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