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发明名称
Tube à décharge dans la vapeur de mercure à basse pression
摘要
申请公布号
FR930409(A)
申请公布日期
1948.01.26
申请号
FRD930409
申请日期
1946.07.09
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
C09K11/02;H01J61/42
主分类号
C09K11/02
代理机构
代理人
主权项
地址
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