Improvements in electrical impulsing circuits,申请号GB19450026843-传众专利搜索

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发明名称	Improvements in electrical impulsing circuits
摘要
申请公布号	GB602388(A)	申请公布日期	1948.05.26
申请号	GB19450026843	申请日期	1945.10.13
申请人	AUTOMATIC TELEPHONE & ELECTRIC COMPANY LIMITED	发明人
分类号	H04Q1/32	主分类号	H04Q1/32
代理机构		代理人
主权项
地址

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