Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231319 | Electrostatic copying apparatus | Gottfried Waibel, Heinz Webersik | 1980-11-04 |
| 4183654 | Electrostatic copying machine utilizing flash discharge lamp for illuminating original and/or fixing toner image | Fritz Waschk, Heinz Webersik, Walter Schott | 1980-01-15 |