METHOD FOR SWITCHING TENTATIVE RELIEF LINE CIRCUIT OF SUBSCRIBER EXCHANGE AND CIRCUIT THEREFOR,申请号JP19950277863-传众专利搜索

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发明名称	METHOD FOR SWITCHING TENTATIVE RELIEF LINE CIRCUIT OF SUBSCRIBER EXCHANGE AND CIRCUIT THEREFOR
摘要
申请公布号	JPH09121243(A)	申请公布日期	1997.05.06
申请号	JP19950277863	申请日期	1995.10.25
申请人	NEC CORP	发明人	MIYAMOTO SHOJI
分类号	H04M3/22;(IPC1-7):H04M3/22	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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