Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888519 | Electric lamp and method of manufacturing same | — | 1989-12-19 |
LB
Livio Borgis
Overall (1989): #83,501 of 140,708Top 60%
1
Patents 1989