Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697450 | Gas monitor having trend indicators | Larry S. McDavid, David M. Trueblood | 1987-10-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4697450 | Gas monitor having trend indicators | Larry S. McDavid, David M. Trueblood | 1987-10-06 |