Membrane en papier moulé pour haut-parleur,申请号FR19630928510-传众专利搜索

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发明名称	Membrane en papier moulé pour haut-parleur
摘要
申请公布号	FR1359822(A)	申请公布日期	1964.04.30
申请号	FR19630928510	申请日期	1963.03.19
申请人	AUDAX	发明人
分类号	H04R9/06	主分类号	H04R9/06
代理机构		代理人
主权项
地址

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