Air control apparatus
USD284604S · kind S · design
15Cited by
6References
1Claims
0Family size
Inventor
Key dates
| Filing date | Sep 13, 1982 |
| Grant date | Jul 8, 1986 |
| Priority date | — |
| Expiry date | Jul 8, 2000 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.