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发明名称
Tube à décharges électriques
摘要
申请公布号
FR785042(A)
申请公布日期
1935.07.31
申请号
FRD785042
申请日期
1935.02.01
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
C03C3/087;C03C3/145;H01J61/30
主分类号
C03C3/087
代理机构
代理人
主权项
地址
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