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发明名称
END HEAT PROTECTION SHIELD SYSTEM FOR HEATING ELECTRIC FURNACE
摘要
申请公布号
SU836484(A1)
申请公布日期
1981.06.07
申请号
SU19792816589
申请日期
1979.08.30
申请人
SURKOV SERGEJ A,SU
发明人
SURKOV SERGEJ A,SU
分类号
F27D1/00;F27B1/10;(IPC1-7):F27D1/00
主分类号
F27D1/00
代理机构
代理人
主权项
地址
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