Ultra short wave noise eliminator,申请号US19390309131-传众专利搜索

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发明名称	Ultra short wave noise eliminator
摘要
申请公布号	US2271909(A)	申请公布日期	1942.02.03
申请号	US19390309131	申请日期	1939.12.14
申请人	RADIO CORPORATION	发明人	BEVERAGE HAROLD H.
分类号	H01Q21/00	主分类号	H01Q21/00
代理机构		代理人
主权项
地址

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