Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644325 | Method for scarifying an interior surface of a pipeline | Gerard J. MacNeil, David MacNeil, Gordon MacNeil | 2003-11-11 |
| 6550486 | Apparatus for scarifying the interior surface of a pipeline | Gerard J. MacNeil, David MacNeil, Gordon MacNeil | 2003-04-22 |