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发明名称
Improvements in and relating to shaft sealing devices
摘要
申请公布号
GB640648(A)
申请公布日期
1950.07.26
申请号
GB19470013422
申请日期
1947.05.19
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED
发明人
分类号
F16J15/36
主分类号
F16J15/36
代理机构
代理人
主权项
地址
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