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经营范围
发明名称
TRENCHING PLOUGH
摘要
申请公布号
GB8402585(D0)
申请公布日期
1984.03.07
申请号
GB19840002585
申请日期
1984.02.01
申请人
BRITISH PETROLEUM CO PLC
发明人
分类号
E02F5/10;H02G1/10;(IPC1-7):E02F5/10
主分类号
E02F5/10
代理机构
代理人
主权项
地址
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