Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889396 | Drawer interlock | Fredrick E. Sutton, Jr., Todd A. Sutton | 1989-12-26 |
| 4798035 | Floor-to-ceiling wall system | Lawrence J. Spoolstra | 1989-01-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889396 | Drawer interlock | Fredrick E. Sutton, Jr., Todd A. Sutton | 1989-12-26 |
| 4798035 | Floor-to-ceiling wall system | Lawrence J. Spoolstra | 1989-01-17 |