Improvements in or relating to amplifier circuits,申请号GB19510000523-传众专利搜索

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发明名称	Improvements in or relating to amplifier circuits
摘要
申请公布号	GB687683(A)	申请公布日期	1953.02.18
申请号	GB19510000523	申请日期	1951.01.08
申请人	PHILIPS ELECTRICAL INDUSTRIES LIMITED	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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