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经营范围
发明名称
PROCESO PERFECCIONADO DE FABRICACION DE ACERO AL SILICIO ELECTROMAGNETICO, INHIBIDO CON NITRURO DE ALUMINIO.
摘要
申请公布号
ES451350(A1)
申请公布日期
1977.12.16
申请号
ES19500004513
申请日期
1976.09.08
申请人
ALLEGHENY LUDLUM INDUSTRIES, INC.
发明人
分类号
C22C;(IPC1-7):22C/
主分类号
C22C
代理机构
代理人
主权项
地址
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