Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252823 | Recorder device, reading device and regulating device | Andrew McDonald, Victor Leo Duffy | 2001-06-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252823 | Recorder device, reading device and regulating device | Andrew McDonald, Victor Leo Duffy | 2001-06-26 |