Plate-current supply for vacuum tubes,申请号US19260127924-传众专利搜索

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发明名称	Plate-current supply for vacuum tubes
摘要
申请公布号	US1749660(A)	申请公布日期	1930.03.04
申请号	US19260127924	申请日期	1926.08.07
申请人	CARNEGIE INSTITUTION OF WASHINGTON	发明人	BENIOFF HUGO
分类号	H03K3/78	主分类号	H03K3/78
代理机构		代理人
主权项
地址

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