Improvements in feedback amplifiers operating at high frequencies,申请号GB19380001356-传众专利搜索

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发明名称	Improvements in feedback amplifiers operating at high frequencies
摘要
申请公布号	GB509425(A)	申请公布日期	1939.07.14
申请号	GB19380001356	申请日期	1938.01.14
申请人	STANDARD TELEPHONES AND CABLES LIMITED;ROY MAYNE BARNARD;ALLEMAN HOLLY ROCHE	发明人
分类号	H03F1/36	主分类号	H03F1/36
代理机构		代理人
主权项
地址

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