Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171201 | Back exercise device | Christopher A. MURRAY | 1992-12-15 |
| 4893813 | Back Exercise device | Christopher A. MURRAY | 1990-01-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171201 | Back exercise device | Christopher A. MURRAY | 1992-12-15 |
| 4893813 | Back Exercise device | Christopher A. MURRAY | 1990-01-16 |