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发明名称
PERFECTIONNEMENTS A UNE TETE ARTICULEE POUR VEHICULE PORTE-OUTIL ET VEHICULE PORTE-OUTIL CORRESPONDANT
摘要
申请公布号
FR2725928(B1)
申请公布日期
1996.12.20
申请号
FR19940012555
申请日期
1994.10.20
申请人
DG CONSTRUCTION
发明人
SAUVAGE GERARD
分类号
E21B15/04;(IPC1-7):B25J17/02;E21C29/26
主分类号
E21B15/04
代理机构
代理人
主权项
地址
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