Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713519 | Apparatus for laser beam welding the longitudinal edges of a can | Bernhard Bersch, Ulrich Tenhaven | 1987-12-15 |
| 4509295 | Controlled grinding of rollers for elimination of cracks | Wolfgang Bottcher, Albrecht Maurer, Ferdinand Stutzinger | 1985-04-09 |