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发明名称
Locating device
摘要
申请公布号
GB9403670(D0)
申请公布日期
1994.04.13
申请号
GB19940003670
申请日期
1994.02.25
申请人
KVAERNER EARL AND WRIGHT
发明人
分类号
E02B17/02
主分类号
E02B17/02
代理机构
代理人
主权项
地址
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