Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4623287 | Drilling machine especially for drilling glass | Hans-Christoph Neuendorf, Horst Freilingsdorf | 1986-11-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4623287 | Drilling machine especially for drilling glass | Hans-Christoph Neuendorf, Horst Freilingsdorf | 1986-11-18 |