Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319826 | Process and apparatus for developing a two-component diazocopying material | Jochen Koblo | 1982-03-16 |
| 4317026 | Developing chamber | Jochen Koblo | 1982-02-23 |
| 4313666 | Apparatus for developing light-sensitive recording materials | Jochen Koblo | 1982-02-02 |