Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881577 | Method of forming cantilevered support arms for plastic bag rack | Alvin L. Stroh | 1989-11-21 |
| 4840336 | Cantilevered support arms for plastic bag rack | Alvin L. Stroh | 1989-06-20 |