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发明名称
INVESTMENT CASTING
摘要
申请公布号
GB8332566(D0)
申请公布日期
1984.01.11
申请号
GB19830032566
申请日期
1983.12.07
申请人
ROLLS-ROYCE LTD
发明人
分类号
B22C7/02;B22C9/04
主分类号
B22C7/02
代理机构
代理人
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地址
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