Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382883 | Method for lapping valve seats using a single point cutting tool | Pierre Harmand | 2002-05-07 |
| 6382884 | Cutting tool and method for machining valve seats | Pierre Harmand | 2002-05-07 |