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发明名称
Improvements in and relating to sealing of centrifugal impeller pumps
摘要
申请公布号
GB896481(A)
申请公布日期
1962.05.16
申请号
GB19580028212
申请日期
1958.09.02
申请人
WILLIAM MURRAY
发明人
分类号
F04D29/14
主分类号
F04D29/14
代理机构
代理人
主权项
地址
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