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经营范围
发明名称
Chariot de percée, notamment de percée des galeries de mine
摘要
申请公布号
FR60551(E)
申请公布日期
1954.11.09
申请号
FRD60551
申请日期
1949.12.31
申请人
MASCHINENFABRIK NUESSE & GRAFER K. G.
发明人
分类号
E21B7/02
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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