Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288359 | Welding device for two work pieces to be joined together by a weld seam which is closed in itself | Martin Koch, Thomas Stegemann-Auhage | 2001-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288359 | Welding device for two work pieces to be joined together by a weld seam which is closed in itself | Martin Koch, Thomas Stegemann-Auhage | 2001-09-11 |