Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815161 | Swiveling wheel | Hendrikus J. M. Timmer | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815161 | Swiveling wheel | Hendrikus J. M. Timmer | 1989-03-28 |