METHOD FOR MONITORING AND CHECKING SUBSCRIBER CONNECTIONS TO ISDN,申请号EP19970906080-传众专利搜索

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发明名称	METHOD FOR MONITORING AND CHECKING SUBSCRIBER CONNECTIONS TO ISDN
摘要
申请公布号	EP0923835(A1)	申请公布日期	1999.06.23
申请号	EP19970906080	申请日期	1997.03.20
申请人	SIEMENS SCHWEIZ AG	发明人	NUSSBAUMER, IWAN;THIMM, JUERG;ZEHNDER, CHARLES
分类号	H04Q11/04;(IPC1-7):H04M3/30	主分类号	H04Q11/04
代理机构		代理人
主权项
地址

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