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发明名称
摘要
申请公布号
JPS6360085(B2)
申请公布日期
1988.11.22
申请号
JP19850290757
申请日期
1985.12.25
申请人
发明人
分类号
C21B7/16
主分类号
C21B7/16
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代理人
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