Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185202 | Upright vacuum cleaner having microswitch and filter assembly | John L. Theising | 2021-11-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185202 | Upright vacuum cleaner having microswitch and filter assembly | John L. Theising | 2021-11-30 |