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经营范围
发明名称
Sub-sea gas control apparatus
摘要
申请公布号
GB2277335(A)
申请公布日期
1994.10.26
申请号
GB19940002131
申请日期
1994.02.04
申请人
ROBERT COLIN * PEARSON
发明人
ROBERT COLIN * PEARSON
分类号
E21B33/035;E21B41/06;(IPC1-7):E21B41/06
主分类号
E21B33/035
代理机构
代理人
主权项
地址
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