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经营范围
发明名称
Sockel fuer Mehrfachkathodenroehren
摘要
申请公布号
DE500315(C)
申请公布日期
1930.06.30
申请号
DE1927S080200D
申请日期
1927.06.08
申请人
SUEDDEUTSCHE TELEFON-APPARATE-, KABEL- UND DRAHTWERKE, A.-G.
发明人
分类号
H01J5/54;H01J19/66
主分类号
H01J5/54
代理机构
代理人
主权项
地址
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