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发明名称
Dispositif de perçage portatif pour barres profilées, notamment pour rails de voies ferrées
摘要
申请公布号
FR1259922(A)
申请公布日期
1961.04.28
申请号
FR19600830313
申请日期
1960.06.17
申请人
发明人
MABELLINI HANS
分类号
E01B31/06
主分类号
E01B31/06
代理机构
代理人
主权项
地址
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