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发明名称
Ny og forbedret fremgangsmate samt anordning for rengjoring av bronnfôringer
摘要
申请公布号
NO323356(B1)
申请公布日期
2007.04.10
申请号
NO20020004687
申请日期
2002.09.30
申请人
REYNOLDS J SCOTT
发明人
REYNOLDS J SCOTT
分类号
E21B37/00;B08B9/04;E21B33/16;E21B37/04
主分类号
E21B37/00
代理机构
代理人
主权项
地址
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