| 发明名称 |
Borrsystem och förfarande |
| 摘要 |
An extractor comprising (a) a frame being configurable in an extracting position having a front and back orientation; and (b) an extractor assembly mountable to said frame for imparting a backward urging force against a drill bit lodged within said object. |
| 申请公布号 |
FI991156(A) |
申请公布日期 |
1999.05.21 |
| 申请号 |
FI19990001156 |
申请日期 |
1999.05.21 |
| 申请人 |
UNION CAMP CORPORATION |
发明人 |
STEPHENSON, EVERETT H. |
| 分类号 |
B25H1/00;G01N1/08;G01N33/46;(IPC1-7):B27C |
主分类号 |
B25H1/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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