Permanent magnet and method of making same,申请号US19370125654-传众专利搜索

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法人/股东/高管

发明名称	Permanent magnet and method of making same
摘要
申请公布号	US2245477(A)	申请公布日期	1941.06.10
申请号	US19370125654	申请日期	1937.02.13
申请人	HARTFORD NATIONAL BANK AND TRUST COMPANY	发明人	JONAS GOTTFRIED BRUNO
分类号	H01F1/04	主分类号	H01F1/04
代理机构		代理人
主权项
地址

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