Improvements in or relating to transformers for use in telecommunication systems,申请号GB19570009729-传众专利搜索

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发明名称	Improvements in or relating to transformers for use in telecommunication systems
摘要
申请公布号	GB855357(A)	申请公布日期	1960.11.30
申请号	GB19570009729	申请日期	1957.03.25
申请人	BRITISH TELECOMMUNICATIONS RESEARCH LIMITED	发明人	CAMERON HECTOR FRANCIS LOVETT;HUGHES HAROLD
分类号	H01F41/04	主分类号	H01F41/04
代理机构		代理人
主权项
地址

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