Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746533 | Quick drying plaster | Hubert C. Francis | 2004-06-08 |
| 6746781 | Gypsum board having polyvinyl alcohol binder in interface layer and method for making the same | Hubert C. Francis, Fabio E. Esguerra | 2004-06-08 |