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发明名称
DEVICE FOR RETAINING CORE PIPE OF ELECTRIC FURNACE
摘要
申请公布号
JPS55121382(A)
申请公布日期
1980.09.18
申请号
JP19790028345
申请日期
1979.03.12
申请人
GAKEI DENKI SEISAKUSHO
发明人
NISHIZAWA MINORU
分类号
F27D7/06;F27B17/00;F27D7/00;F27D11/02
主分类号
F27D7/06
代理机构
代理人
主权项
地址
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