Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864682 | Self-adjusting wiper strip assembly for a vacuum cleaner | Wilbur Carl Bewley, JR., Kendell S. Lahndorff | 1989-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864682 | Self-adjusting wiper strip assembly for a vacuum cleaner | Wilbur Carl Bewley, JR., Kendell S. Lahndorff | 1989-09-12 |