Crawler type powered wheelchair
USD503364S1 · kind S1 · design
9Cited by
4References
1Claims
0Family size
Inventor
Key dates
| Filing date | Aug 3, 2004 |
| Grant date | Mar 29, 2005 |
| Priority date | — |
| Expiry date | Mar 29, 2019 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.