Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876835 | Work space management system | James O. Kelley, Frank Friedman | 1989-10-31 |
| D299192 | Chair | Donald Chadwick | 1989-01-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876835 | Work space management system | James O. Kelley, Frank Friedman | 1989-10-31 |
| D299192 | Chair | Donald Chadwick | 1989-01-03 |