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发明名称
摘要
申请公布号
JPS6223807(Y2)
申请公布日期
1987.06.17
申请号
JP19840012148U
申请日期
1984.01.30
申请人
发明人
分类号
C21D1/00;(IPC1-7):C21D1/00
主分类号
C21D1/00
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代理人
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