Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335330 | Low-pressure mercury vapor discharge lamp | Robert C. Peters, Louis E. Vrenken, Winston D. Couvbenberg | 1982-06-15 |
FL
Franciscus A. S. Ligthart
Overall (1982): #65,177 of 81,411Top 85%
1
Patents 1982