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发明名称
Roehrenfassung fuer Doppelsystem-Elektronenroehre
摘要
申请公布号
DE954363(C)
申请公布日期
1956.12.13
申请号
DE1948P016246D
申请日期
1948.10.02
申请人
LOEWE OPTA AKTIENGESELLSCHAFT
发明人
KAPTEYN DR.-ING. PAUL
分类号
H01J21/20;H01R33/76
主分类号
H01J21/20
代理机构
代理人
主权项
地址
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