Perfectionnements aux voyants de signalisation,申请号FRD1038759-传众专利搜索

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发明名称	Perfectionnements aux voyants de signalisation
摘要
申请公布号	FR1038759(A)	申请公布日期	1953.10.01
申请号	FRD1038759	申请日期	1951.06.12
申请人		发明人	FISCHHOFF ETIENNE
分类号	F21S8/00	主分类号	F21S8/00
代理机构		代理人
主权项
地址

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