Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828397 | Rotary, self-emptying, cylindrical vats | — | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828397 | Rotary, self-emptying, cylindrical vats | — | 1989-05-09 |