Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454814 | Select-fire systems and methods for perforating guns | Walter B. Henry, Harrold D. Owen | 1984-06-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4454814 | Select-fire systems and methods for perforating guns | Walter B. Henry, Harrold D. Owen | 1984-06-19 |