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发明名称
摘要
申请公布号
JPH0765086(B2)
申请公布日期
1995.07.12
申请号
JP19900336306
申请日期
1990.11.29
申请人
发明人
分类号
C21B5/00;C21B7/16;(IPC1-7):C21B5/00
主分类号
C21B5/00
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代理人
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