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发明名称
FOUNDRY EQUIPMENT
摘要
申请公布号
PL142723(B1)
申请公布日期
1987.11.30
申请号
PL19840257226
申请日期
1984.04.18
申请人
发明人
分类号
B22D47/02;B22C9/10;B22C25/00;B22D33/02;B22D33/06;(IPC1-7):B22C21/12;B22D33/00
主分类号
B22D47/02
代理机构
代理人
主权项
地址
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