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发明名称
Improvements in and relating to electric discharge devices
摘要
申请公布号
GB674878(A)
申请公布日期
1952.07.02
申请号
GB19490005388
申请日期
1949.02.28
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
H01J61/54
主分类号
H01J61/54
代理机构
代理人
主权项
地址
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