Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592690 | Method for hardening ring-shaped grooves by means of laser beams | Karl Pfeil | 2003-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592690 | Method for hardening ring-shaped grooves by means of laser beams | Karl Pfeil | 2003-07-15 |