Electrical device for compensating bias shift of electron tubes,申请号US19570654944-传众专利搜索

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发明名称	Electrical device for compensating bias shift of electron tubes
摘要
申请公布号	US3019395(A)	申请公布日期	1962.01.30
申请号	US19570654944	申请日期	1957.04.24
申请人	WELL SURVEYS INCORPORATED	发明人	HEARN DANIEL P.
分类号	H03F3/36	主分类号	H03F3/36
代理机构		代理人
主权项
地址

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