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发明名称
Improvements relating to vacuum and pressure valves
摘要
申请公布号
GB895749(A)
申请公布日期
1962.05.09
申请号
GB19590006977
申请日期
1959.02.27
申请人
ASSOCIATED ELECTRICAL INDUSTRIES LIMITED
发明人
BAYES ROGER
分类号
F16K11/085
主分类号
F16K11/085
代理机构
代理人
主权项
地址
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