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发明名称
Improvements in and relating to shaft seals for pumps
摘要
申请公布号
GB669881(A)
申请公布日期
1952.04.09
申请号
GB19500008002
申请日期
1950.03.30
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
F04D29/12;F16J15/36
主分类号
F04D29/12
代理机构
代理人
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地址
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