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发明名称
Moule pour coulée de précision
摘要
申请公布号
FR1106219(A)
申请公布日期
1955.12.15
申请号
FRD1106219
申请日期
1954.08.05
申请人
ROLLS-ROYCE LIMITED
发明人
分类号
B22C1/16;B22C1/18;B22C1/20
主分类号
B22C1/16
代理机构
代理人
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