Differential coupling arrangement,申请号US19430504543-传众专利搜索

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发明名称	Differential coupling arrangement
摘要
申请公布号	US2397543(A)	申请公布日期	1946.04.02
申请号	US19430504543	申请日期	1943.10.01
申请人	FEDERAL TELEPHONE AND RADIO CORPORATION	发明人	FUCHS MORTON
分类号	H03H7/48	主分类号	H03H7/48
代理机构		代理人
主权项
地址

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