Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869798 | Apparatus for the galvanic reinforcement of a conductive trace on a glass pane | Karl Kamps | 1989-09-26 |
| 4623287 | Drilling machine especially for drilling glass | Rudolf Eckhardt, Horst Freilingsdorf | 1986-11-18 |
| 4516997 | Method of and apparatus for vacuum shaping a glass sheet | Paul Derner, Rudolf Eckardt | 1985-05-14 |