Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5967319 | Bottle carrier | — | 1999-10-19 |
| 4354885 | Hard-edge wallboard | — | 1982-10-19 |
| 4327146 | High density interface gypsum board and method for making same | — | 1982-04-27 |
| 4279673 | Hard-edge wallboard | Donald J. Petersen | 1981-07-21 |