Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5020703 | Stationary top plate for a sliding gate valve and method of manufacture thereof | Michael McQuillen, Mark McQuillen | 1991-06-04 |
| 4541553 | Interlocking collector nozzle assembly for pouring molten metal | — | 1985-09-17 |