Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554556 | Method for the manufacture of a ring part out of sheet metal for a lid of a can | Werner Erfgen | 2003-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554556 | Method for the manufacture of a ring part out of sheet metal for a lid of a can | Werner Erfgen | 2003-04-29 |