Electric valve excitation and control circuit,申请号US19490118531-传众专利搜索

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发明名称	Electric valve excitation and control circuit
摘要
申请公布号	US2517129(A)	申请公布日期	1950.08.01
申请号	US19490118531	申请日期	1949.09.29
申请人	GENERAL ELECTRIC COMPANY	发明人	MULHERN MARVIN J.
分类号	H02M1/02	主分类号	H02M1/02
代理机构		代理人
主权项
地址

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