Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314331 | Orthodontic spacing spring | David J. Brosius | 1994-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314331 | Orthodontic spacing spring | David J. Brosius | 1994-05-24 |