Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136206 | Low-pressure mercury vapor discharge lamp suitable for illuminating a color original | Theodorus F. Lamboo, Bauke J. Roelevink | 1992-08-04 |
| 4445068 | Low-pressure mercury vapor discharge lamp with internal glass fibers | Petrus J. M. Willemsen | 1984-04-24 |