Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316451 | Valve porting for rotating barrel ram pump | Donald G. Hore, deceased, Norman Longworth, David McCarthy | 1994-05-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316451 | Valve porting for rotating barrel ram pump | Donald G. Hore, deceased, Norman Longworth, David McCarthy | 1994-05-31 |