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发明名称
GLOW DISCHARGE TUBES
摘要
申请公布号
IE18414(L)
申请公布日期
1945.10.22
申请号
IE19470000865
申请日期
1947.12.08
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J9/02;H01J9/20;H01J17/06;H01J17/40;(IPC1-7):H01J9/02
主分类号
H01J9/02
代理机构
代理人
主权项
地址
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