VERFAHREN UNTER VERWENDUNG EINES SYSTEMS ZUM AUSTAUSCH VON SCHALTKENNZEICHEN IM VERBINDUNGSVERKEHR IN FERNSPRECHNETZEN, INSBESONDERE IN NEBENSTELLENNETZEN MIT WAEHLUNTERANLAGENVERKEHR,申请号DE19752532983-传众专利搜索

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发明名称	VERFAHREN UNTER VERWENDUNG EINES SYSTEMS ZUM AUSTAUSCH VON SCHALTKENNZEICHEN IM VERBINDUNGSVERKEHR IN FERNSPRECHNETZEN, INSBESONDERE IN NEBENSTELLENNETZEN MIT WAEHLUNTERANLAGENVERKEHR
摘要
申请公布号	DE2532983(B2)	申请公布日期	1977.05.26
申请号	DE19752532983	申请日期	1975.07.23
申请人		发明人
分类号	H04M7/10;H04Q3/62;(IPC1-7):H04M7/10	主分类号	H04M7/10
代理机构		代理人
主权项
地址

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