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发明名称	Captioned telephone service
摘要
申请公布号	GB0813502(D0)	申请公布日期	2008.08.27
申请号	GB20080013502	申请日期	2005.02.18
申请人	ULTRATEC INC	发明人
分类号	H04M1/247;H04M3/42;H04M7/00;H04M7/12;H04M11/00;H04M11/06;H04M15/06	主分类号	H04M1/247
代理机构		代理人
主权项
地址

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