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发明名称
Method of supporting a core in a mold
摘要
申请公布号
US4986333(A)
申请公布日期
1991.01.22
申请号
US19890295368
申请日期
1989.01.10
申请人
ROLLS-ROYCE, PLC
发明人
GARTLAND, FREDERICK H.
分类号
B22C9/10;B22C9/04;B22C21/14
主分类号
B22C9/10
代理机构
代理人
主权项
地址
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