Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453623 | Roof snow barrier | Robin Nelson, Jiri Krupka, Steven Paul Guenette, Dave Gerwing | 2002-09-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453623 | Roof snow barrier | Robin Nelson, Jiri Krupka, Steven Paul Guenette, Dave Gerwing | 2002-09-24 |