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发明名称
Verfahren zur direkten Gewinnung von Eisen aus seinen Erzen.
摘要
申请公布号
AT125176(B)
申请公布日期
1931.10.26
申请号
ATD125176
申请日期
1929.05.03
申请人
ING. ARTHUR LANGER
发明人
ING. ARTHUR LANGER
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主分类号
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