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经营范围
发明名称
étançon de mines
摘要
申请公布号
FR46924(E)
申请公布日期
1936.11.07
申请号
FRD46924
申请日期
1935.11.14
申请人
BOCHUMER EISENHUETTE, HEINTZMANN & CO G.M.B.H.
发明人
TOUSSAINT HEINRICH
分类号
E21D15/58;E21D15/582
主分类号
E21D15/58
代理机构
代理人
主权项
地址
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