Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666294 | Apparatus for exposure of both sides of printed circuit plates | Horst Gelbert, Walter Grimm, Michael Kiessling, Wolfgang Walch, Hans Werner | 1987-05-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666294 | Apparatus for exposure of both sides of printed circuit plates | Horst Gelbert, Walter Grimm, Michael Kiessling, Wolfgang Walch, Hans Werner | 1987-05-19 |