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经营范围
发明名称
Improvements in and relating to rotary pumps of the centrifugal type
摘要
申请公布号
GB507029(A)
申请公布日期
1939.06.08
申请号
GB19380014472
申请日期
1938.05.14
申请人
W. C. HOLMES & CO. LIMITED;CHARLES COOPER;DANIEL MAYON HENSHAW
发明人
分类号
F04D1/06;F04D29/10
主分类号
F04D1/06
代理机构
代理人
主权项
地址
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