Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926905 | Manually operated air valve and actuator in combination control a hydraulic spool valve for maneuvering heavy equipment | — | 1990-05-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926905 | Manually operated air valve and actuator in combination control a hydraulic spool valve for maneuvering heavy equipment | — | 1990-05-22 |