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发明名称
Elektronenstrahlröhre zum Anzeigen elektrischer Spannungen
摘要
申请公布号
CH317280(A)
申请公布日期
1956.11.15
申请号
CHD317280
申请日期
1953.04.30
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
GUDE,HELMUTH
分类号
H01J31/14
主分类号
H01J31/14
代理机构
代理人
主权项
地址
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