| 发明名称 |
Method and apparatus for sharpening a knife |
| 摘要 |
A knife sharpener is provided with a pre-sharpening section and with two honing sections. The pre-sharpening section includes a pair of spring biased back to back rotary disks. The honing sections include orbitally driven sharpening members.
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| 申请公布号 |
US4807399(A) |
申请公布日期 |
1989.02.28 |
| 申请号 |
US19860917601 |
申请日期 |
1986.10.09 |
| 申请人 |
EDGECRAFT CORP. |
发明人 |
FRIEL, DANIEL D. |
| 分类号 |
B24B3/54;(IPC1-7):B24B9/00;B24B1/00 |
主分类号 |
B24B3/54 |
| 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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