Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688857 | Polyurethane-forming cold-box binders and their uses | Chia-Hung Chen | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688857 | Polyurethane-forming cold-box binders and their uses | Chia-Hung Chen | 1997-11-18 |