Electric pencil sharpener
USD423585S · kind S · design
5Cited by
8References
1Claims
0Family size
Inventor
Key dates
| Filing date | Aug 31, 1999 |
| Grant date | Apr 25, 2000 |
| Priority date | — |
| Expiry date | Apr 25, 2014 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.