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经营范围
发明名称
Improvements in or relating to electrical circuits using cold cathode gaseous discharge tubes
摘要
申请公布号
GB705935(A)
申请公布日期
1954.03.24
申请号
GB19510011625
申请日期
1951.05.18
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
PEIRSON DOUGLAS HENRY
分类号
G01T7/12
主分类号
G01T7/12
代理机构
代理人
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