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发明名称
Procédé de préparation d'une substance électro-luminescente
摘要
申请公布号
FR1128496(A)
申请公布日期
1957.01.07
申请号
FRD1128496
申请日期
1955.04.04
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H05B33/14
主分类号
H05B33/14
代理机构
代理人
主权项
地址
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