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发明名称
Improvements in or relating to centrifugal pumps
摘要
申请公布号
GB336179(A)
申请公布日期
1930.10.09
申请号
GB19300000223
申请日期
1930.01.02
申请人
GEORGE FARNHAM WILFLEY
发明人
分类号
F04D7/04
主分类号
F04D7/04
代理机构
代理人
主权项
地址
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