Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4640231 | Animal separator | Michael Hanley, Eric S. Hartwell | 1987-02-03 |
| 4513689 | Poultry-harvesting assembly | Paul S. Berry, John Benson, Peter J. Kettlewell | 1985-04-30 |
| 4508062 | Poultry-harvesting assembly | Paul S. Berry, Peter J. Kettlewell | 1985-04-02 |