Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978255 | Tapping fluid supply pipes | John C. Gale | 1990-12-18 |
| 4832069 | Tapping subterranean pipes | John C. Gale, Charles Hurst | 1989-05-23 |
| 4583329 | High pressure jets | — | 1986-04-22 |