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经营范围
发明名称
VORTRIEBSMASCHINE
摘要
申请公布号
AT356614(B)
申请公布日期
1980.05.12
申请号
AT19780004523
申请日期
1978.06.21
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
分类号
E21D9/10;(IPC1-7):E21C27/24
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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