Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9937540 | Piercing mandrel having an improved service life for producing seamless tubes | Winfried Braun, Christian Klempel, Rolf Kümmerling | 2018-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9937540 | Piercing mandrel having an improved service life for producing seamless tubes | Winfried Braun, Christian Klempel, Rolf Kümmerling | 2018-04-10 |