Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612392 | Heat cured foundry binder systems and their uses | Ken K. Chang, A. Leonard Haugse | 1997-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612392 | Heat cured foundry binder systems and their uses | Ken K. Chang, A. Leonard Haugse | 1997-03-18 |