Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632848 | Continuous processing equipment for making fiberboard | Turner W. Richards, Hubert C. Francis, Dale R. Greve, Edward Rigby | 1997-05-27 |
| 5601888 | Fire-resistant members containing gypsum fiberboard | — | 1997-02-11 |