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发明名称
Vorrichtung zum Zuenden des Kathodenflecks von Entladungsgefaessen mit Gas- oder Dampffuellung
摘要
申请公布号
DE656801(C)
申请公布日期
1938.02.18
申请号
DE1934A073711D
申请日期
1934.07.21
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
分类号
H01J13/48
主分类号
H01J13/48
代理机构
代理人
主权项
地址
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