Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4441221 | Child support wedge | Sigrun Giessmann | 1984-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4441221 | Child support wedge | Sigrun Giessmann | 1984-04-10 |