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发明名称
Improvements relating to labyrinth packings
摘要
申请公布号
GB673044(A)
申请公布日期
1952.05.28
申请号
GB19500014336
申请日期
1950.06.08
申请人
THE BRITISH THOMSON HOUSTON COMPANY LIMITED
发明人
分类号
F16J15/44
主分类号
F16J15/44
代理机构
代理人
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