Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749797 | One-piece injection molded window frame and sash | Charles D. Kownacki, Stephen T. Mansfield, Craig Lawson | 2004-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749797 | One-piece injection molded window frame and sash | Charles D. Kownacki, Stephen T. Mansfield, Craig Lawson | 2004-06-15 |