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发明名称
Improvements in or relating to gas filled electric discharge devices
摘要
申请公布号
GB721945(A)
申请公布日期
1955.01.19
申请号
GB19510014688
申请日期
1951.06.20
申请人
THE M-O VALVE COMPANY LIMITED;TREVOR LAURENCE DUTT
发明人
分类号
H01J17/04
主分类号
H01J17/04
代理机构
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