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发明名称
Outil détacheur pour machines d'abatage du charbon
摘要
申请公布号
FR1484196(A)
申请公布日期
1967.06.09
申请号
FR19660066212
申请日期
1966.06.21
申请人
GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
分类号
E21C27/44
主分类号
E21C27/44
代理机构
代理人
主权项
地址
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