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经营范围
发明名称
Fluid seals between relatively rotating parts
摘要
申请公布号
GB839880(A)
申请公布日期
1960.06.29
申请号
GB19560037968
申请日期
1956.12.12
申请人
D. NAPIER & SONS LIMITED
发明人
PIKE TERENCE
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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