Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5416944 | Device for internal cleaning and/or treatment of long closed channels | — | 1995-05-23 |
| 4637645 | Device for lifting and handling objects | — | 1987-01-20 |
| D265189 | Code plug for a railway signal beacon | Bo A. Morwing | 1982-06-29 |