Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214646 | Space divider and acoustic panel | Charles A. Eckerline, Gordon A. Erickson | 1980-07-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214646 | Space divider and acoustic panel | Charles A. Eckerline, Gordon A. Erickson | 1980-07-29 |