Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484551 | Process for manufacturing holes on the circumference of hollow sections | Ulrich Hagg, Thomas Huelsberg | 2002-11-26 |
| 6434989 | Method and device for producing leadthroughs on hollow profiles | — | 2002-08-20 |
| 6430981 | Method and device for producing leadthroughs on hollow profiles | — | 2002-08-13 |