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发明名称
STYREANORDNING
摘要
申请公布号
NO920931(D0)
申请公布日期
1992.03.10
申请号
NO19920000931
申请日期
1992.03.10
申请人
MOEKSVOLD, HARALD
发明人
MOEKSVOLD, HARALD
分类号
E21B;E21B7/128;(IPC1-7):E21B/
主分类号
E21B
代理机构
代理人
主权项
地址
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