Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871118 | Machine for densifying plastic containers and the like | — | 1989-10-03 |
| 4801101 | Wallboard cutter | Fredrick B. Dreyer | 1989-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871118 | Machine for densifying plastic containers and the like | — | 1989-10-03 |
| 4801101 | Wallboard cutter | Fredrick B. Dreyer | 1989-01-31 |