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发明名称	BAND PASS AMPLIFIER
摘要
申请公布号	CA394456(A)	申请公布日期	1941.02.04
申请号	CAD394456	申请日期
申请人	RADIO CORPORATION OF AMERICA	发明人	GUSTAVE L. GRUNDMANN
分类号		主分类号
代理机构		代理人
主权项
地址

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