Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055829 | Process for producing a desired breaking point on a glass body | André Witzmann | 2000-05-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6055829 | Process for producing a desired breaking point on a glass body | André Witzmann | 2000-05-02 |