Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429432 | Sanitizer attachment for a mobile floor cleaner | Roland A. Blomgren, Robert L. Shallenberg | 1984-02-07 |
| 4198721 | Combination motor and auxiliary mechanism actuator | — | 1980-04-22 |