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发明名称
Improvements in or relating to circuits embodying electric discharge tubes with liquid cathodes
摘要
申请公布号
GB694539(A)
申请公布日期
1953.07.22
申请号
GB19510015215
申请日期
1951.06.27
申请人
PHILIPS ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
H01J13/34;H01J13/48
主分类号
H01J13/34
代理机构
代理人
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