Means for preventing hum due to interelement capacities in vacuum tubes,申请号US19280324517-传众专利搜索

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发明名称	Means for preventing hum due to interelement capacities in vacuum tubes
摘要
申请公布号	US1862020(A)	申请公布日期	1932.06.07
申请号	US19280324517	申请日期	1928.12.07
申请人	ARCTURUS RADIO TUBE COMPANY	发明人	KRAHL WALTER LOUIS
分类号	H04B15/00	主分类号	H04B15/00
代理机构		代理人
主权项
地址

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