Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874575 | Multiple discharge cylindrical pump collector | Charlton Dunn, Robert J. Bremner | 1989-10-17 |
| 4854818 | Shrouded inducer pump | — | 1989-08-08 |
| 4834611 | Vortex proof shrouded inducer | — | 1989-05-30 |