Perfectionnements aux appareils électriques producteurs de son et, en particulier, aux appareils avertisseurs électriques,申请号FRD43935-传众专利搜索

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发明名称	Perfectionnements aux appareils électriques producteurs de son et, en particulier, aux appareils avertisseurs électriques
摘要
申请公布号	FR43935(E)	申请公布日期	1934.09.19
申请号	FRD43935	申请日期	1933.06.02
申请人		发明人	CLAMMER RENE
分类号	G10K9/15	主分类号	G10K9/15
代理机构		代理人
主权项
地址

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