Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5921630 | Height adjustment mechanism for a back rest or an arm rest of a chair | — | 1999-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5921630 | Height adjustment mechanism for a back rest or an arm rest of a chair | — | 1999-07-13 |