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发明名称
Elektrische Entladungsroehre, vorzugsweise mit Gas- oder Dampffuellung und Gluehkathode
摘要
申请公布号
DE746985(C)
申请公布日期
1944.09.01
申请号
DE1938S132101D
申请日期
1938.05.17
申请人
SIEMENS-REINIGER-WERKE AG.
发明人
ECKARDT DR. ALFRED
分类号
H01J17/04
主分类号
H01J17/04
代理机构
代理人
主权项
地址
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