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经营范围
发明名称
écran fluorescent
摘要
申请公布号
FR792868(A)
申请公布日期
1936.01.11
申请号
FRD792868
申请日期
1935.07.23
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01J29/28
主分类号
H01J29/28
代理机构
代理人
主权项
地址
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