Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056882 | Gate valve with lubricated secondary seal | David L. Gambetta, Christopher Eric Cooper | 2011-11-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056882 | Gate valve with lubricated secondary seal | David L. Gambetta, Christopher Eric Cooper | 2011-11-15 |