Knife sharpener
US7740522B2 · kind B2 · utility
10Cited by
25References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 9, 2007 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Jul 2, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24B3/54
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A motorized knife sharpener includes means of for sharpening heavy, medium, and fine blades at angles appropriate to the cutting edges of such blades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.