Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020899 | PVC pipe coupling | James E. Valliere, Thomas L. Hennemann | 2011-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020899 | PVC pipe coupling | James E. Valliere, Thomas L. Hennemann | 2011-09-20 |