Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932556 | Liner with tear lines for rectangular-bottomed container | Wai-Ki Hui | 1990-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4932556 | Liner with tear lines for rectangular-bottomed container | Wai-Ki Hui | 1990-06-12 |