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发明名称
Improvements relating to luminous electric discharge tubes or lamps
摘要
申请公布号
GB386638(A)
申请公布日期
1933.01.19
申请号
GB19310011164
申请日期
1931.04.15
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J17/38
主分类号
H01J17/38
代理机构
代理人
主权项
地址
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