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经营范围
发明名称
écran luminescent
摘要
申请公布号
FR1076942(A)
申请公布日期
1954.11.03
申请号
FRD1076942
申请日期
1953.01.14
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
C09K11/70
主分类号
C09K11/70
代理机构
代理人
主权项
地址
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