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发明名称
Ultrakurzwellenröhre.
摘要
申请公布号
CH233013(A)
申请公布日期
1944.06.30
申请号
CHD233013
申请日期
1941.09.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
H01J19/80;H01J25/74
主分类号
H01J19/80
代理机构
代理人
主权项
地址
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