Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855886 | Luminaire having a faceted reflecting surface | Leonard C. H. Eijkelenboom, Franciscus Van Meel | 1989-08-08 |
EM
Egbertus J. P. Maassen
Overall (1989): #117,526 of 140,708Top 85%
1
Patents 1989