Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620320 | Substantially constant force coil spring usable in extraoral orthodontic appliance | Steven O. Luse | 1997-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620320 | Substantially constant force coil spring usable in extraoral orthodontic appliance | Steven O. Luse | 1997-04-15 |