Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316451 | Valve porting for rotating barrel ram pump | Norman Longworth, David McCarthy, Lionel Pullum | 1994-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316451 | Valve porting for rotating barrel ram pump | Norman Longworth, David McCarthy, Lionel Pullum | 1994-05-31 |