Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367684 | Method and device for working a weld on a support sleeve | Eduard Hoffmann, Alfons Grieser | 2002-04-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367684 | Method and device for working a weld on a support sleeve | Eduard Hoffmann, Alfons Grieser | 2002-04-09 |