Improvements in and relating to audio frequency amplifiers,申请号GB19560000105-传众专利搜索

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发明名称	Improvements in and relating to audio frequency amplifiers
摘要
申请公布号	GB803396(A)	申请公布日期	1958.10.22
申请号	GB19560000105	申请日期	1956.01.02
申请人	ERICSSON TELEPHONES LIMITED	发明人	SOAR WILLIAM GEORGE;BROOKES WILLIAM ROY
分类号	H04M1/03;H04M1/60	主分类号	H04M1/03
代理机构		代理人
主权项
地址

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