Modular wheelchair base
USD294476S · kind S · design
14Cited by
3References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1985 |
| Grant date | Mar 1, 1988 |
| Priority date | — |
| Expiry date | Mar 1, 2002 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.