Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373242 | Method of manufacturing a wedge gate valve | — | 1983-02-15 |
| 4300749 | Throttle valve | Anthony J. Ferro | 1981-11-17 |
| 4248404 | Dual seal butterfly valve | — | 1981-02-03 |
| 4192482 | Hydraulic actuator to provide both rotary and linear motions to a movable valve | Svend E. Winther | 1980-03-11 |