Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846787 | Apparatus for preventing back-flow of fluid in a blood filtering system | Kjell J. Aall-Flood | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846787 | Apparatus for preventing back-flow of fluid in a blood filtering system | Kjell J. Aall-Flood | 1989-07-11 |