FLAT MONOPOLE LOUDSPEAKER,申请号GB19920005973-传众专利搜索

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发明名称	FLAT MONOPOLE LOUDSPEAKER
摘要
申请公布号	GB9205973(D0)	申请公布日期	1992.04.29
申请号	GB19920005973	申请日期	1992.03.19
申请人	SMITH, JONATHAN N	发明人
分类号	H04R3/04;H04R3/08	主分类号	H04R3/04
代理机构		代理人
主权项
地址

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