Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852799 | Weatherized, baffled, gas filtered, semi-automatic heating system for a poultry house or the like | Vivian M. Grant | 1989-08-01 |
| 4773471 | Integrated water misting heating and cooling system for poultry buildings or the like | Vivian M. Grant | 1988-09-27 |