Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4608732 | Gizzard harvesting process | William J. Hill, Carl J. Hill, deceased | 1986-09-02 |
| 4570296 | Gizzard harvesting apparatus | William J. Hill, Carl J. Hill, deceased | 1986-02-18 |
| 4524491 | Gizzard harvesting apparatus and process | William J. Hill, Carl J. Hill, deceased | 1985-06-25 |
| 4495675 | Method and apparatus for removing meat from the knuckled end of a bone | Carl J. Hill, deceased | 1985-01-29 |