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发明名称
INGOT MOULD BOTTOM PLATE
摘要
申请公布号
PL155450(B1)
申请公布日期
1991.11.29
申请号
PL19880271425
申请日期
1988.03.23
申请人
发明人
分类号
B22C;B22D7/06;B22D35/04;(IPC1-7):B22D7/06
主分类号
B22C
代理机构
代理人
主权项
地址
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