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发明名称
COOLING BOX FOR SIDE WALL OF ELECTRIC FURNACE IN PARTICULAR OF ARC-TYPE ONE
摘要
申请公布号
PL135704(B2)
申请公布日期
1985.11.30
申请号
PL19840246057
申请日期
1984.02.02
申请人
发明人
分类号
F27D;F27D9/00;(IPC1-7):F27D9/00
主分类号
F27D
代理机构
代理人
主权项
地址
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