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发明名称
A method of making a ceramic shell mould and a method of casting
摘要
申请公布号
GB9805371(D0)
申请公布日期
1998.05.06
申请号
GB19980005371
申请日期
1998.03.14
申请人
ROLLS-ROYCE PLC
发明人
分类号
B22C9/04
主分类号
B22C9/04
代理机构
代理人
主权项
地址
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