Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057915 | Acoustical gypsum board panel and method of making it | W. David Song, Mark H. Englert, Qiang Yu, Martin W. Brown | 2011-11-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8057915 | Acoustical gypsum board panel and method of making it | W. David Song, Mark H. Englert, Qiang Yu, Martin W. Brown | 2011-11-15 |