SFTANDBY SYSTEM FOR CONCENTRATOR BETWEEN PUBLIC TELEPHONE NETWORK AND PUBLIC PACKET DATA NETWORK,申请号JP19860173256-传众专利搜索

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发明名称	SFTANDBY SYSTEM FOR CONCENTRATOR BETWEEN PUBLIC TELEPHONE NETWORK AND PUBLIC PACKET DATA NETWORK
摘要
申请公布号	JPS6330054(A)	申请公布日期	1988.02.08
申请号	JP19860173256	申请日期	1986.07.23
申请人	NEC CORP	发明人	OKAZAKI ISAO
分类号	H04M3/22	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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