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发明名称
Niederdruck-Quecksilberdampfentladungslampe mit Dreifachwendelkathode
摘要
申请公布号
DE1268273(B)
申请公布日期
1968.05.16
申请号
DE19641268273
申请日期
1964.05.06
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
KOLKMAN DIRK
分类号
H01J61/067
主分类号
H01J61/067
代理机构
代理人
主权项
地址
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