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发明名称
APPARATUS FOR CONTROLLING OPERATION OF UNDERWATER INSTALLATION
摘要
申请公布号
GB8820457(D0)
申请公布日期
1988.09.28
申请号
GB19880020457
申请日期
1988.08.30
申请人
AUTOCON LTD
发明人
分类号
E21B33/035;E21B33/038
主分类号
E21B33/035
代理机构
代理人
主权项
地址
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