Control System for having a Circuit to generate a Ring Signal and Method thereof,申请号KR20070062482-传众专利搜索

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发明名称	Control System for having a Circuit to generate a Ring Signal and Method thereof
摘要
申请公布号	KR100886855(B1)	申请公布日期	2009.03.05
申请号	KR20070062482	申请日期	2007.06.25
申请人		发明人
分类号	H04M7/14;H04M7/00	主分类号	H04M7/14
代理机构		代理人
主权项
地址

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