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发明名称
Metal casting using a mold having attached risers
摘要
申请公布号
US5271451(A)
申请公布日期
1993.12.21
申请号
US19920938753
申请日期
1992.09.01
申请人
GENERAL MOTORS CORPORATION
发明人
CHANDLEY, GEORGE D.;REDEMSKE, JOHN A.
分类号
B22C9/04;B22C9/08;B22D18/06;(IPC1-7):B22C9/02
主分类号
B22C9/04
代理机构
代理人
主权项
地址
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