Dispositif s'éclairant sous l'action d'une source de lumière extérieure, applicable à la publicité, la signalisation, etc.,申请号FRD724774-传众专利搜索

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发明名称	Dispositif s'éclairant sous l'action d'une source de lumière extérieure, applicable à la publicité, la signalisation, etc.
摘要
申请公布号	FR724774(A)	申请公布日期	1932.05.02
申请号	FRD724774	申请日期	1931.10.20
申请人		发明人	SCHOEPF LOUIS
分类号	G09F13/14	主分类号	G09F13/14
代理机构		代理人
主权项
地址

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