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发明名称
IMPROVEMENTS IN SHELL MOULDS
摘要
申请公布号
GB8829197(D0)
申请公布日期
1989.01.25
申请号
GB19880029197
申请日期
1988.12.14
申请人
ROLLS-ROYCE PLC
发明人
分类号
B22C1/08;B22C1/16
主分类号
B22C1/08
代理机构
代理人
主权项
地址
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