Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4223941 | Truck box and cover assembly | administratrix Janzen | 1980-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4223941 | Truck box and cover assembly | administratrix Janzen | 1980-09-23 |