Improvements in and relating to moving-coil loud speakers,申请号GB19350003676-传众专利搜索

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发明名称	Improvements in and relating to moving-coil loud speakers
摘要
申请公布号	GB447846(A)	申请公布日期	1936.05.27
申请号	GB19350003676	申请日期	1935.02.05
申请人	FRANK HENRY LEE	发明人
分类号	H04R9/04	主分类号	H04R9/04
代理机构		代理人
主权项
地址

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