Chair control unit
USD289591S · kind S · design
27Cited by
8References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 22, 1984 |
| Grant date | May 5, 1987 |
| Priority date | — |
| Expiry date | May 5, 2001 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.