Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709211 | Girt or purlin retainer and method of using same | Darwin P. Knecht | 2004-03-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709211 | Girt or purlin retainer and method of using same | Darwin P. Knecht | 2004-03-23 |