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发明名称
Tube à décharge électrique, à anode fortement chargée
摘要
申请公布号
FR1380944(A)
申请公布日期
1964.12.04
申请号
FR19640961254
申请日期
1964.01.23
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J7/18;H01J19/00
主分类号
H01J7/18
代理机构
代理人
主权项
地址
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