Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390666 | Packing gland seal assembly as an upstream seal for mixer rotors | Kelly Ziegenfus, Donald Woodring | 2002-05-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390666 | Packing gland seal assembly as an upstream seal for mixer rotors | Kelly Ziegenfus, Donald Woodring | 2002-05-21 |