Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283885 | Emergency release closure | Charles J. Stankivitz, Sr. | 1981-08-18 |
| 4232492 | Drying apparatus for multi-glazed window unit | David T. Ahlgren | 1980-11-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4283885 | Emergency release closure | Charles J. Stankivitz, Sr. | 1981-08-18 |
| 4232492 | Drying apparatus for multi-glazed window unit | David T. Ahlgren | 1980-11-11 |