Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851017 | Radial cooling fan for vacuum cleaner motor | Steve Selewski, John J. Alberts, III | 1989-07-25 |
| 4824333 | Air blower assembly for vacuum cleaners | — | 1989-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851017 | Radial cooling fan for vacuum cleaner motor | Steve Selewski, John J. Alberts, III | 1989-07-25 |
| 4824333 | Air blower assembly for vacuum cleaners | — | 1989-04-25 |