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发明名称
Verfahren zur Herstellung einer Elektronenstrahlröhre.
摘要
申请公布号
CH308675(A)
申请公布日期
1955.07.31
申请号
CHD308675
申请日期
1952.12.31
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GLOEILAMPENFABRIEKEN N. V. PHILIPS'
分类号
H01J29/28
主分类号
H01J29/28
代理机构
代理人
主权项
地址
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