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发明名称
摘要
申请公布号
JPS5515269(U)
申请公布日期
1980.01.31
申请号
JP19780098270U
申请日期
1978.07.19
申请人
发明人
分类号
C21B7/10;F27B1/24;(IPC1-7):C21B7/10
主分类号
C21B7/10
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