Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848318 | High efficiency frying apparatus with supercharged burner system | — | 1989-07-18 |
| 4840287 | Locking mechanism for a pressure cooker | John M. Clark | 1989-06-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848318 | High efficiency frying apparatus with supercharged burner system | — | 1989-07-18 |
| 4840287 | Locking mechanism for a pressure cooker | John M. Clark | 1989-06-20 |