Adjustable manual abrasive sharpener
USD680846S1 · kind S1 · design
25Cited by
14References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2012 |
| Grant date | Apr 30, 2013 |
| Priority date | — |
| Expiry date | Apr 30, 2027 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.