Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D457695 | Vacuum cleaner upper portion | — | 2002-05-21 |
| D455877 | Vacuum cleaner dirt receptacle | William G. Alford, Greg A. Bilek | 2002-04-16 |
| D455241 | Vacuum cleaner dirt receptacle | William G. Alford, Greg A. Bilek | 2002-04-02 |