Permeability tuner structure,申请号US19550480369-传众专利搜索

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发明名称	Permeability tuner structure
摘要
申请公布号	US2820954(A)	申请公布日期	1958.01.21
申请号	US19550480369	申请日期	1955.01.07
申请人	GENERAL INSTRUMENT CORPORATION	发明人	FAY GERALD S.
分类号	H01F21/06	主分类号	H01F21/06
代理机构		代理人
主权项
地址

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