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发明名称
IMPROVEMENTS RELATING TO BOTTOM-POURING REFRACTORY VESSELS
摘要
申请公布号
GB1247238(A)
申请公布日期
1971.09.22
申请号
GB19690006162
申请日期
1969.02.05
申请人
ASSOCIATED ELECTRICAL INDUSTRIES LIMITED
发明人
PETER MITCHELL
分类号
B22D41/20
主分类号
B22D41/20
代理机构
代理人
主权项
地址
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