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经营范围
发明名称
MINING DEVICE
摘要
申请公布号
AU597460(B2)
申请公布日期
1990.05.31
申请号
AU19870083376
申请日期
1987.12.04
申请人
VOEST-ALPINE AKTIENGESELLSCHAFT
发明人
HERWIG WRULICH;HUBERT WEISSENSTEINER;BERNWARD BRUNS
分类号
E21C47/10;E21D9/10;(IPC1-7):E21C47/00;E21C47/02
主分类号
E21C47/10
代理机构
代理人
主权项
地址
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