Reduction of distortion in vacuum tube circuits,申请号US19320595502-传众专利搜索

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发明名称	Reduction of distortion in vacuum tube circuits
摘要
申请公布号	US1970325(A)	申请公布日期	1934.08.14
申请号	US19320595502	申请日期	1932.02.27
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	JR. JOHN G. KREER,
分类号	H03F1/33	主分类号	H03F1/33
代理机构		代理人
主权项
地址

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