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发明名称
Dispositif pour les machines d'extraction de crampons, notamment pour extraire les crampons de rails de voies ferrées
摘要
申请公布号
FR1461734(A)
申请公布日期
1966.02.25
申请号
FR19650038156
申请日期
1965.11.12
申请人
发明人
BERGMAN GUSTAV ALBERT
分类号
E01B29/26
主分类号
E01B29/26
代理机构
代理人
主权项
地址
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