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发明名称
Outil en forme de rabot pour l'abatage et le chargement du charbon, utilisable notamment dans les mines
摘要
申请公布号
FR1198251(A)
申请公布日期
1959.12.07
申请号
FRD1198251
申请日期
1958.06.16
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
分类号
E21C27/46
主分类号
E21C27/46
代理机构
代理人
主权项
地址
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