Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980534 | Rackable barrier system | Fred L. Givens, Gary W. Vonnahme | 2011-07-19 |
| 7942384 | Internal clip for a rail | — | 2011-05-17 |
| 7896318 | Terrain-conforming barrier | Fred L. Givens, Gary W. Vonnahme | 2011-03-01 |