ISDN system with a subscriber line multiplexer for establishing different D-channel links.,申请号EP19880121775-传众专利搜索

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发明名称	ISDN system with a subscriber line multiplexer for establishing different D-channel links.
摘要
申请公布号	EP0325794(B1)	申请公布日期	1995.03.22
申请号	EP19880121775	申请日期	1988.12.28
申请人	NEC CORPORATION	发明人	FUJIWARA, RYUHEI;FUKAZAWA, YASUO;ASANO, TAKASHI
分类号	H04M3/533;H04Q11/04;(IPC1-7):H04Q11/04;H04M11/06	主分类号	H04M3/533
代理机构		代理人
主权项
地址

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