Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34319 | Dynamic seal arrangement for impeller pump | Allan J. Boutin | 1993-07-20 |
| 4884945 | Dynamic seal arrangement for impeller pump | Allan J. Boutin | 1989-12-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34319 | Dynamic seal arrangement for impeller pump | Allan J. Boutin | 1993-07-20 |
| 4884945 | Dynamic seal arrangement for impeller pump | Allan J. Boutin | 1989-12-05 |