Constant frequency power supply system,申请号US19390305783-传众专利搜索

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发明名称	Constant frequency power supply system
摘要
申请公布号	US2260930(A)	申请公布日期	1941.10.28
申请号	US19390305783	申请日期	1939.11.24
申请人	RADIO CORPORATION OF AMERICA	发明人	BOND DONALD S.
分类号	H02M5/00	主分类号	H02M5/00
代理机构		代理人
主权项
地址

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