SYSTEM FOR CONTROLLING DIGITAL ELECTRONIC EXCHANGE NETWORK AT TIME OF ABNORMALITY,申请号JP19870210981-传众专利搜索

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发明名称	SYSTEM FOR CONTROLLING DIGITAL ELECTRONIC EXCHANGE NETWORK AT TIME OF ABNORMALITY
摘要
申请公布号	JPS6453695(A)	申请公布日期	1989.03.01
申请号	JP19870210981	申请日期	1987.08.24
申请人	NEC CORP	发明人	SATO HARUO
分类号	H04Q3/545	主分类号	H04Q3/545
代理机构		代理人
主权项
地址

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