Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812946 | Demagnetization and earthing device for a picture tube and machine for manufacturing same | Georges Prigent, Patrick Besnard | 1989-03-14 |
JD
Jacques Dupaillon
Overall (1989): #136,741 of 140,708Top 100%
1
Patents 1989