Protective device for electrical power transmission systems,申请号US19480039153-传众专利搜索

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发明名称	Protective device for electrical power transmission systems
摘要
申请公布号	US2549497(A)	申请公布日期	1951.04.17
申请号	US19480039153	申请日期	1948.07.16
申请人	MATTHEWS GEORGE A	发明人	MATTHEWS GEORGE A.
分类号	H02G7/18	主分类号	H02G7/18
代理机构		代理人
主权项
地址

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