Dispositif avertisseur de signalisation pour chemin de fer,申请号FRD768511-传众专利搜索

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发明名称	Dispositif avertisseur de signalisation pour chemin de fer
摘要
申请公布号	FR768511(A)	申请公布日期	1934.08.07
申请号	FRD768511	申请日期	1934.02.14
申请人		发明人	SANOUILLER ELIE
分类号	B61L3/04	主分类号	B61L3/04
代理机构		代理人
主权项
地址

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