Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5486136 | Cutting machine for railroad rail | — | 1996-01-23 |
| 5457866 | Bolt-tightening method using an impact wrench | — | 1995-10-17 |
| 5409328 | Drilling machine for railroad rail | — | 1995-04-25 |
| D353386 | Cutting machine for railroad rail | — | 1994-12-13 |
| D352508 | Drilling machine for railroad rail | — | 1994-11-15 |