Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950634 | Linear filament compression and torsion spring | Frederick B. Koehler, Ward D. Lyman | 2011-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950634 | Linear filament compression and torsion spring | Frederick B. Koehler, Ward D. Lyman | 2011-05-31 |