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经营范围
发明名称
Tube à décharge électrique dans une atmosphère de gaz et/ou de vapeur
摘要
申请公布号
FR1234666(A)
申请公布日期
1960.10.19
申请号
FR19590804629
申请日期
1959.09.08
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J61/34
主分类号
H01J61/34
代理机构
代理人
主权项
地址
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