Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589026 | Fluid machinery having a helical mechanism with through holes for ventilation | — | 2003-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589026 | Fluid machinery having a helical mechanism with through holes for ventilation | — | 2003-07-08 |