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经营范围
发明名称
Underwater trench backfilling and excavation apparatus
摘要
申请公布号
GB2405882(B)
申请公布日期
2006.04.12
申请号
GB20030011267
申请日期
2003.05.16
申请人
NICHOLAS VICTOR SILLS
发明人
NICHOLAS VICTOR SILLS
分类号
E02F5/00;E02F5/22
主分类号
E02F5/00
代理机构
代理人
主权项
地址
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