Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961181 | Classroom chair having bookbag hook | David P. G. Williams | 1999-10-05 |
| 5836646 | Classroom chair having bookbag hook | David P. G. Williams | 1998-11-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5961181 | Classroom chair having bookbag hook | David P. G. Williams | 1999-10-05 |
| 5836646 | Classroom chair having bookbag hook | David P. G. Williams | 1998-11-17 |