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经营范围
发明名称
Vorrichtung zum Betrieb von Schweloefen System Rolle
摘要
申请公布号
DE540982(C)
申请公布日期
1932.01.07
申请号
DE1929W083860D
申请日期
1929.10.03
申请人
WERSCHEN-WEISSENFELSER BRAUNKOHLEN-AKT.-GES.
发明人
分类号
C10B49/00
主分类号
C10B49/00
代理机构
代理人
主权项
地址
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