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经营范围
发明名称
Improvements in or relating to electric discharge devices
摘要
申请公布号
GB418251(A)
申请公布日期
1934.10.22
申请号
GB19330024080
申请日期
1933.08.30
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;ARTHUR GEORGE PEARCE;JOHN WALTER RYDE
发明人
分类号
H01J61/34
主分类号
H01J61/34
代理机构
代理人
主权项
地址
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