Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4307315 | High pressure discharge lamp with vessel having a UV radiation absorbing portion of quartz glass | Charles C. E. Meulemans, Gerardus H. A. M. van der Steen | 1981-12-22 |