VERFAHREN UND VORRICHTUNG ZUM ABGEBEN VON GESPEICHERTEN INFORMATIONEN IN GESPROCHENER FORM AN FERNSPRECHTEILNEHMER,申请号DE19752529420-传众专利搜索

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发明名称	VERFAHREN UND VORRICHTUNG ZUM ABGEBEN VON GESPEICHERTEN INFORMATIONEN IN GESPROCHENER FORM AN FERNSPRECHTEILNEHMER
摘要
申请公布号	DE2529420(B2)	申请公布日期	1977.09.08
申请号	DE19752529420	申请日期	1975.07.02
申请人		发明人
分类号	G06F3/16;H04M3/487;H04Q11/04;(IPC1-7):H04Q11/04	主分类号	G06F3/16
代理机构		代理人
主权项
地址

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