Improvements in low-frequency amplifiers,申请号GB19590000637-传众专利搜索

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发明名称	Improvements in low-frequency amplifiers
摘要
申请公布号	GB906453(A)	申请公布日期	1962.09.19
申请号	GB19590000637	申请日期	1959.01.07
申请人	TELSA	发明人
分类号	B62D13/00;H03F1/04;H03F1/36	主分类号	B62D13/00
代理机构		代理人
主权项
地址

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