Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381020 | Single and multiple section pipe repair or service clamps | Joseph L. Daghe, William L. Hauffe | 1983-04-26 |
| 4285368 | Pipeline stopper and pipe fitting | Lynn Edwards | 1981-08-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381020 | Single and multiple section pipe repair or service clamps | Joseph L. Daghe, William L. Hauffe | 1983-04-26 |
| 4285368 | Pipeline stopper and pipe fitting | Lynn Edwards | 1981-08-25 |