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发明名称
The equipment for underwater boring and digging the petroleum
摘要
申请公布号
GB0221356(D0)
申请公布日期
2002.10.23
申请号
GB20020021356
申请日期
2002.09.14
申请人
MIHAILS, TIRINS;SHAMSOUTDINOV, LUBECK
发明人
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主分类号
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