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发明名称
Improvements relating to isolating valves
摘要
申请公布号
GB2072307(A)
申请公布日期
1981.09.30
申请号
GB19810009062
申请日期
1981.03.23
申请人
FAIRWEATHER R M
发明人
分类号
F16K11/085;(IPC1-7):F16K5/04
主分类号
F16K11/085
代理机构
代理人
主权项
地址
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