Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478308 | Replaceable door seal and retainer assemblies | Alfred T. Dietrich | 2002-11-12 |
| 5590437 | Wound broom construction | — | 1997-01-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478308 | Replaceable door seal and retainer assemblies | Alfred T. Dietrich | 2002-11-12 |
| 5590437 | Wound broom construction | — | 1997-01-07 |