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发明名称
TIGE TUBULAIRE DE FORAGE
摘要
申请公布号
FR2881172(B1)
申请公布日期
2008.03.14
申请号
FR20050000733
申请日期
2005.01.25
申请人
DEVIATEC SOCIETE A RESPONSABILITE LIMITEE
发明人
AIELLO GIOVANI
分类号
E21B47/12
主分类号
E21B47/12
代理机构
代理人
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地址
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