Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281448 | Method for coating the bulb wall of a low-pressure mercury vapor discharge lamp with a luminescent layer and low-pressure mercury vapor discharge lamp provided with such a luminescent layer | Franciscus W. Altena, Johan Kloosterboer, Matthias H. J. Van Rijswick, Petrus Wilhelmus Vincentius Kop, Gerharda M. Van Der Valk | 1994-01-25 |