Electric resistance element and method of heat-treatment,申请号US19460669103-传众专利搜索

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发明名称	Electric resistance element and method of heat-treatment
摘要
申请公布号	US2460590(A)	申请公布日期	1949.02.01
申请号	US19460669103	申请日期	1946.05.11
申请人	DRIVER-HARRIS COMPANY	发明人	LOHR JAMES M.
分类号	C22C19/05;H01B1/02	主分类号	C22C19/05
代理机构		代理人
主权项
地址

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