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经营范围
发明名称
Casting process and machine
摘要
申请公布号
US2923040(A)
申请公布日期
1960.02.02
申请号
US19560598025
申请日期
1956.07.16
申请人
ALUMINUM COMPANY OF AMERICA
发明人
GOODWIN CARL L.;ENNOR WILLIAM T.
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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