Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886626 | Conductive polyurethane foam compositions containing tetralyanoethylene and method | Richard P. Cope | 1989-12-12 |
| 4850579 | Supporting bed for sheet material cutting machine and method of manufacture | — | 1989-07-25 |
| 4828238 | Supporting bed for sheet material cutting machine and method of manufacture | Michael Mozieka | 1989-05-09 |