Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971514 | Corner guard for pre-hung door assembly | John D. VanderWerf, Thomas E. Levitt | 2005-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971514 | Corner guard for pre-hung door assembly | John D. VanderWerf, Thomas E. Levitt | 2005-12-06 |