Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847945 | Dismantlable wheel attachment mechanism with swivel joint protector | David M. Hall | 1989-07-18 |
| 4811436 | Child crib with displaceable and storable side gate | — | 1989-03-14 |