Wide band amplifier and modulation system,申请号US19380225147-传众专利搜索

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发明名称	Wide band amplifier and modulation system
摘要
申请公布号	US2205738(A)	申请公布日期	1940.06.25
申请号	US19380225147	申请日期	1938.08.16
申请人	HAZELTINE CORPORATION	发明人	WHEELER HAROLD A.
分类号	H03C1/00;H03F1/20	主分类号	H03C1/00
代理机构		代理人
主权项
地址

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