Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889515 | Four-wheel drive toy and truck assembly | Robert T. Auer | 1989-12-26 |
| 4889516 | Plug-in module for motorized toy vehicle | Robert T. Auer | 1989-12-26 |
| 4878877 | Plug-in module for motorized toy vehicle | Robert T. Auer | 1989-11-07 |