A use speaker used in voip which can emit colorfullight,申请号HK20070105455-传众专利搜索

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发明名称	A use speaker used in voip which can emit colorfullight
摘要
申请公布号	HK1101492(A2)	申请公布日期	2007.10.18
申请号	HK20070105455	申请日期	2007.05.23
申请人	PUR TECHNOLOGY CORPORATION	发明人	HUA-CHIEH CHI
分类号	H04M;H04R	主分类号	H04M
代理机构		代理人
主权项
地址

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