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经营范围
发明名称
Boreapparat
摘要
申请公布号
NO305966(B1)
申请公布日期
1999.08.23
申请号
NO19950001051
申请日期
1995.03.20
申请人
JORVELO, JORMA;JORVELO, VESA
发明人
JORVELO, JORMA;JORVELO, VESA
分类号
E21B10/26;E21B7/20;E21B10/38;E21B10/40;E21B10/64;(IPC1-7):E21B10/38
主分类号
E21B10/26
代理机构
代理人
主权项
地址
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