Intermediate frequency coupling device,申请号US19330686524-传众专利搜索

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发明名称	Intermediate frequency coupling device
摘要
申请公布号	US2035439(A)	申请公布日期	1936.03.24
申请号	US19330686524	申请日期	1933.08.24
申请人	JOHNSON LABORATORIES, INC.	发明人	CROSSLEY ALFRED
分类号	H03H7/01	主分类号	H03H7/01
代理机构		代理人
主权项
地址

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