Elektronischer Umschalter in Fernmelde-, insbesondere Fernsprech-anlagen,申请号DE1953A019601-传众专利搜索

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发明名称	Elektronischer Umschalter in Fernmelde-, insbesondere Fernsprech-anlagen
摘要
申请公布号	DE975471(C)	申请公布日期	1961.12.07
申请号	DE1953A019601	申请日期	1953.01.16
申请人	AUTOMATIC TELEPHONE & ELECTRIC COMPANY LIMITED	发明人	DAVISON ALAN;THREADGOLD RONALD
分类号	H03K17/52;H04Q3/00	主分类号	H03K17/52
代理机构		代理人
主权项
地址

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