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发明名称
METHOD OF MANUFACTURING INSULATING INSERTS FOR STEEL INGOT MOULDS
摘要
申请公布号
PL110383(B1)
申请公布日期
1980.07.31
申请号
PL19750179711
申请日期
1975.04.17
申请人
发明人
分类号
(IPC1-7):C04B21/06
主分类号
(IPC1-7):C04B21/06
代理机构
代理人
主权项
地址
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