Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398696 | Butterfly valve | Dezso Szilagyi, John P. Cunningham | 1983-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398696 | Butterfly valve | Dezso Szilagyi, John P. Cunningham | 1983-08-16 |