Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4978255 | Tapping fluid supply pipes | Howard J. Lang | 1990-12-18 |
| 4832069 | Tapping subterranean pipes | Howard J. Lang, Charles Hurst | 1989-05-23 |
| 4647251 | Installation of communications cables | — | 1987-03-03 |