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发明名称
Perforatrice pour mines déplaçable sur une glissière
摘要
申请公布号
FR1113630(A)
申请公布日期
1956.04.03
申请号
FRD1113630
申请日期
1954.11.22
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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