Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870250 | Reversible hair crimper | Kit-Lun Leung, Hou On Lo | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870250 | Reversible hair crimper | Kit-Lun Leung, Hou On Lo | 1989-09-26 |