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经营范围
发明名称
METHOD FOR PRODUCING LOW MANGANESE STEEL
摘要
申请公布号
JPH03111511(A)
申请公布日期
1991.05.13
申请号
JP19890247663
申请日期
1989.09.23
申请人
SUMITOMO METAL IND LTD
发明人
ARAI KATSUHIKO
分类号
C21C5/28
主分类号
C21C5/28
代理机构
代理人
主权项
地址
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