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发明名称
Improvements in luminous electric discharge tubes
摘要
申请公布号
GB315391(A)
申请公布日期
1930.01.09
申请号
GB19290009169
申请日期
1929.03.21
申请人
THE GENERAL ELECTRIC COMPANY, LIMITED
发明人
分类号
H01J61/00;H01J61/10
主分类号
H01J61/00
代理机构
代理人
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地址
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