Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652680 | Method for producing tubes for heavy guns | Wolfgang Arrenbrecht | 2003-11-25 |
| 6613166 | Method for producing brake disks for motor vehicles | — | 2003-09-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652680 | Method for producing tubes for heavy guns | Wolfgang Arrenbrecht | 2003-11-25 |
| 6613166 | Method for producing brake disks for motor vehicles | — | 2003-09-02 |