SCHALTUNGSANORDNUNG ZUR ERFASSUNG DER DAUER VON FERNGESPRAECHEN UND VON SPRECH- ODER GEBUEHRENEINHEITEN UNTER VERWENDUNG EINER WARNVORRICHTUNG,申请号DE19752555097-传众专利搜索

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发明名称	SCHALTUNGSANORDNUNG ZUR ERFASSUNG DER DAUER VON FERNGESPRAECHEN UND VON SPRECH- ODER GEBUEHRENEINHEITEN UNTER VERWENDUNG EINER WARNVORRICHTUNG
摘要
申请公布号	DE2555097(B2)	申请公布日期	1977.12.15
申请号	DE19752555097	申请日期	1975.12.08
申请人		发明人
分类号	H04M15/28;(IPC1-7):H04M15/30	主分类号	H04M15/28
代理机构		代理人
主权项
地址

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