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经营范围
发明名称
Grubenstempel
摘要
申请公布号
DE972591(C)
申请公布日期
1959.08.20
申请号
DE1943K003957D
申请日期
1943.08.01
申请人
RHEINSTAHL WANHEIM G.M.B.H.
发明人
KOEPE ARNOLD
分类号
E21D15/58;E21D15/582;E21D23/00
主分类号
E21D15/58
代理机构
代理人
主权项
地址
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