Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5927122 | Device for guiding a hollow blank | Walter Hoffgen, Norbert Theelen | 1999-07-27 |
| 5440911 | Pre-reduction equipment and method | Paul J. Koenen | 1995-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5927122 | Device for guiding a hollow blank | Walter Hoffgen, Norbert Theelen | 1999-07-27 |
| 5440911 | Pre-reduction equipment and method | Paul J. Koenen | 1995-08-15 |