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发明名称
Elektrodenanordnung fuer eine Elektronenroehre
摘要
申请公布号
DE661201(C)
申请公布日期
1938.06.13
申请号
DE1929L074633D
申请日期
1929.03.23
申请人
RADIOAKTIENGESELLSCHAFT D. S. LOEWE
发明人
分类号
H01J9/38
主分类号
H01J9/38
代理机构
代理人
主权项
地址
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