Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199222 | Device for grinding the head of a valve, especially of an internal-combustion engine | Jacques Leroux | 1993-04-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199222 | Device for grinding the head of a valve, especially of an internal-combustion engine | Jacques Leroux | 1993-04-06 |