Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285576 | Tool for grooving or cutting pipes | — | 1994-02-15 |
| 4802538 | Piling hammer | Brian Michael Hays | 1989-02-07 |
| 4679825 | Pipe connector | — | 1987-07-14 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285576 | Tool for grooving or cutting pipes | — | 1994-02-15 |
| 4802538 | Piling hammer | Brian Michael Hays | 1989-02-07 |
| 4679825 | Pipe connector | — | 1987-07-14 |