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经营范围
发明名称
Vortriebsschild fuer Stollen
摘要
申请公布号
DE1015032(B)
申请公布日期
1957.09.05
申请号
DE1955R016671
申请日期
1955.05.18
申请人
RECKER WERKE GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG
发明人
RECKER DR. HEINZ
分类号
E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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