Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847922 | Combined toilet seat and reelable seat cover | Jang Wen-Cherng, Lee Li-Gung | 1989-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847922 | Combined toilet seat and reelable seat cover | Jang Wen-Cherng, Lee Li-Gung | 1989-07-18 |