Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692880 | Impeller containing a pair of blades wherein the leading edge of one of the blades is thicker than the leading edge of the other | — | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692880 | Impeller containing a pair of blades wherein the leading edge of one of the blades is thicker than the leading edge of the other | — | 1997-12-02 |