Improvements in switching systems,申请号GB19600032335-传众专利搜索

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发明名称	Improvements in switching systems
摘要
申请公布号	GB963454(A)	申请公布日期	1964.07.08
申请号	GB19600032335	申请日期	1960.09.20
申请人	AUTOMATIC ELECTRIC LABORATORIES, INC.	发明人
分类号	H04Q3/52	主分类号	H04Q3/52
代理机构		代理人
主权项
地址

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