Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882504 | Interrupter arrangement for high-frequency signals | Michel Lebourg | 1989-11-21 |
GP
Gilbert Petitjean
Overall (1989): #110,597 of 140,708Top 80%
1
Patents 1989