Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304102 | Solid detergent dispenser | Lawrence W. Switala, Kim J. Ashton | 1989-10-17 |
| 4836229 | Dishwashing apparatus including a flip-top solid detergent dispenser | Lawrence W. Switala | 1989-06-06 |