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经营范围
发明名称
Aluminiumlegierung
摘要
申请公布号
DE562802(C)
申请公布日期
1932.10.29
申请号
DE1929R079152D
申请日期
1929.09.06
申请人
ROLLS-ROYCE LIMITED
发明人
分类号
C22C21/08;C22C21/10
主分类号
C22C21/08
代理机构
代理人
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