Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7296607 | Side mount counterbalance system for upward acting door | Leroy G. Krupke | 2007-11-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7296607 | Side mount counterbalance system for upward acting door | Leroy G. Krupke | 2007-11-20 |