Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547228 | Cylindrical corrosion barrier for pipe connections | John Lewis | 1996-08-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547228 | Cylindrical corrosion barrier for pipe connections | John Lewis | 1996-08-20 |