Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997650 | Constant pressure retreating lumbar system | Robert J. McMillen, Larry Janzen | 2011-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997650 | Constant pressure retreating lumbar system | Robert J. McMillen, Larry Janzen | 2011-08-16 |