Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499182 | Convertible blower port for vacuum cleaner | Robert C. Berfield, Ronald Griffin, Randy L. Buss | 2002-12-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499182 | Convertible blower port for vacuum cleaner | Robert C. Berfield, Ronald Griffin, Randy L. Buss | 2002-12-31 |