COAXIAL LOUDSPEAKER SYSTEM,申请号GB19800020999-传众专利搜索

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发明名称	COAXIAL LOUDSPEAKER SYSTEM
摘要
申请公布号	GB2054323(A)	申请公布日期	1981.02.11
申请号	GB19800020999	申请日期	1980.06.26
申请人	CERWIN-VEGA INC	发明人
分类号	G10K11/04;H04R1/24;(IPC1-7):H04R1/24	主分类号	G10K11/04
代理机构		代理人
主权项
地址

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