Two-line telephone controller.,申请号EP19940308969-传众专利搜索

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发明名称	Two-line telephone controller.
摘要
申请公布号	EP0666680(A3)	申请公布日期	1998.04.22
申请号	EP19940308969	申请日期	1994.12.02
申请人	CANON KABUSHIKI KAISHA;CANON INFORMATION SYSTEMS, INC.	发明人	BECK, GREGORY F.;FONTANA, JAMES, A.;RAY, RICHARD, D.;PALMER, DOUGLAS, L.;EGAN, ALISTAIR;WALKER, LISAY F.
分类号	G06F13/00;H04M3/428;H04M11/00;H04M11/06;H04N1/00;H04N1/327;(IPC1-7):H04M11/06	主分类号	G06F13/00
代理机构		代理人
主权项
地址

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