Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7445019 | Gate valve having service position | Arthur Brenes, John Duncan | 2008-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7445019 | Gate valve having service position | Arthur Brenes, John Duncan | 2008-11-04 |