Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665346 | Starting control circuit for a high pressure lamp | — | 1987-05-12 |
| 4398131 | Device for controlling the variations in time of the power of a lighting installation in relation to a preset programme | Jacques Le Pochard | 1983-08-09 |