Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214536 | Hopper outlet having vertically movable door bearing | Jerry D. Waddell, David Stoller | 1980-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214536 | Hopper outlet having vertically movable door bearing | Jerry D. Waddell, David Stoller | 1980-07-29 |