Signalsystem fuer Tastenwahl ueber Fernsprechleitungen,申请号DE19681813465-传众专利搜索

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发明名称	Signalsystem fuer Tastenwahl ueber Fernsprechleitungen
摘要
申请公布号	DE1813465(A1)	申请公布日期	1969.07.24
申请号	DE19681813465	申请日期	1968.12.09
申请人	LUCAS,PIERRE	发明人	LUCAS,PIERRE
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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