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发明名称
摘要
申请公布号
JP2979604(B2)
申请公布日期
1999.11.15
申请号
JP19900231398
申请日期
1990.08.31
申请人
SUMITOMO KINZOKU KOGYO KK
发明人
KONDO KUNIO
分类号
C21D8/10;(IPC1-7):C21D8/10
主分类号
C21D8/10
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