Improvements in and relating to electrical null networks,申请号GB19610000546-传众专利搜索

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发明名称	Improvements in and relating to electrical null networks
摘要
申请公布号	GB1027621(A)	申请公布日期	1966.04.27
申请号	GB19610000546	申请日期	1961.01.05
申请人	WALLACE, DAVIDSON & PARTNERS LIMITED;JOHN DAVIDSON	发明人
分类号	H03F3/189	主分类号	H03F3/189
代理机构		代理人
主权项
地址

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