Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326226 | Continuous curve high solidity hydrofoil impeller | John Von Essen, Wojciech Zoladek | 1994-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326226 | Continuous curve high solidity hydrofoil impeller | John Von Essen, Wojciech Zoladek | 1994-07-05 |