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发明名称
A device for anchoring in a bore-hole
摘要
申请公布号
GB1037436(A)
申请公布日期
1966.07.27
申请号
GB19630034457
申请日期
1963.08.30
申请人
SOCIETE ANONYME DES FORGES & BOULONNERIES HERMANT-HICGUET ET D'ARS-SUR-MOSELLE
发明人
分类号
E21D21/00
主分类号
E21D21/00
代理机构
代理人
主权项
地址
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