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发明名称
VACUUM COUNTERGRAVITY CASTING APPARATUS AND METHOD
摘要
申请公布号
EP0370251(B1)
申请公布日期
1992.03.18
申请号
EP19890119716
申请日期
1989.10.24
申请人
GENERAL MOTORS CORPORATION
发明人
CHANDLEY, GEORGE D.
分类号
B22D18/06
主分类号
B22D18/06
代理机构
代理人
主权项
地址
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