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发明名称
LOST WAX PATTERNS
摘要
申请公布号
GB2053757(B)
申请公布日期
1983.02.23
申请号
GB19790025125
申请日期
1979.07.19
申请人
ROLLS-ROYCE LTD
发明人
分类号
B22C7/02;(IPC1-7):B22C7/00
主分类号
B22C7/02
代理机构
代理人
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