Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4238870 | Brush-beater roller for a vacuum cleaner | — | 1980-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4238870 | Brush-beater roller for a vacuum cleaner | — | 1980-12-16 |