Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320326 | Electronic device for controlling the brightness of an electric gas discharge lamp without an incandescent cathode | Hanspeter Coufal | 1982-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320326 | Electronic device for controlling the brightness of an electric gas discharge lamp without an incandescent cathode | Hanspeter Coufal | 1982-03-16 |