THE PUBLIC ADDRESS PREVENTING SPEAKER BEING BROKEN IN SPEAKER BEING STARTED,申请号KR20090005871-传众专利搜索

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发明名称	THE PUBLIC ADDRESS PREVENTING SPEAKER BEING BROKEN IN SPEAKER BEING STARTED
摘要
申请公布号	KR100898497(B1)	申请公布日期	2009.05.20
申请号	KR20090005871	申请日期	2009.01.23
申请人	UJUMIDIEAJEONGBOTONGSIN CO., LTD.	发明人	LEE, SEUNG CHUL;CHA, BO YOUNG
分类号	H04R3/00;H04H20/47;H04N5/60	主分类号	H04R3/00
代理机构		代理人
主权项
地址

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