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经营范围
发明名称
GEWINNUNGSEINRICHTUNG MIT DREH-KIPPMEISSEL
摘要
申请公布号
DE8231998(U1)
申请公布日期
1984.04.19
申请号
DE19820031998U
申请日期
1982.11.13
申请人
RUHRKOHLE AG, 4300 ESSEN, DE;PETERS, ALBERT, 4000 DUESSELDORF, DE
发明人
分类号
E21C25/02;(IPC1-7):E21C25/02
主分类号
E21C25/02
代理机构
代理人
主权项
地址
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