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发明名称
Perfectionnements aux moules pour la coulée des métaux
摘要
申请公布号
FR681561(A)
申请公布日期
1930.05.16
申请号
FRD681561
申请日期
1929.09.10
申请人
ALUMINIUM LIMITED
发明人
分类号
B22C9/06
主分类号
B22C9/06
代理机构
代理人
主权项
地址
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