Communication apparatus which can connect a plurality of communication lines,申请号EP19930119365-传众专利搜索

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发明名称	Communication apparatus which can connect a plurality of communication lines
摘要
申请公布号	EP0600466(B1)	申请公布日期	2001.04.11
申请号	EP19930119365	申请日期	1993.12.01
申请人	CANON KABUSHIKI KAISHA	发明人	KAGAMI, NAOTO
分类号	H04L25/02;H04M11/00;H04N1/00;H04N1/327;H04N1/333;H04Q11/04;(IPC1-7):H04Q11/04;H04N7/14	主分类号	H04L25/02
代理机构		代理人
主权项
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