Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779600 | Labyrinth lock seal for hydrostatically set packer | Edward Welch | 2004-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779600 | Labyrinth lock seal for hydrostatically set packer | Edward Welch | 2004-08-24 |