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经营范围
发明名称
Verfahren zur Gewinnung von Aluminium.
摘要
申请公布号
CH175077(A)
申请公布日期
1935.02.15
申请号
CHD175077
申请日期
1933.09.18
申请人
MITTERBILLER-EPP,KARL
发明人
MITTERBILLER-EPP,KARL
分类号
C22B21/02
主分类号
C22B21/02
代理机构
代理人
主权项
地址
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