Substance électroluminescente de couleur bleue,申请号FRD1090526-传众专利搜索

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发明名称	Substance électroluminescente de couleur bleue
摘要
申请公布号	FR1090526(A)	申请公布日期	1955.03.31
申请号	FRD1090526	申请日期	1953.09.02
申请人	SYLVANIA ELECTRIC PRODUCTS, INC.	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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