Transformer for band-pass selectors,申请号US19380201923-传众专利搜索

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发明名称	Transformer for band-pass selectors
摘要
申请公布号	US2174235(A)	申请公布日期	1939.09.26
申请号	US19380201923	申请日期	1938.04.14
申请人	HAZELTINE CORPORATION	发明人	CAWEIN MADISON
分类号	H01F19/06	主分类号	H01F19/06
代理机构		代理人
主权项
地址

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