Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5738581 | Roof ventilation element | Fritz Godl | 1998-04-14 |
| 5593348 | Ventilating element for roofs | — | 1997-01-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5738581 | Roof ventilation element | Fritz Godl | 1998-04-14 |
| 5593348 | Ventilating element for roofs | — | 1997-01-14 |