Resonance indicator,申请号US19490126845-传众专利搜索

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发明名称	Resonance indicator
摘要
申请公布号	US2586880(A)	申请公布日期	1952.02.26
申请号	US19490126845	申请日期	1949.11.12
申请人	FEDERAL TELEPHONE AND RADIO CORPORATION	发明人	STEINHAUSER HAYES B.
分类号	H03J3/00	主分类号	H03J3/00
代理机构		代理人
主权项
地址

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