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发明名称
Vorrichtung zum Verdunkeln der Fuelloeffnung eines Koksofens
摘要
申请公布号
DE712894(C)
申请公布日期
1941.10.28
申请号
DE1940K156901D
申请日期
1940.03.01
申请人
FRIED. KRUPP AKT.-GES.
发明人
STOERTKUHL HEINRICH
分类号
C10B25/20;C10B31/04
主分类号
C10B25/20
代理机构
代理人
主权项
地址
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