Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802081 | Elongated phonograph pick-up head with snap-together construction | Willi Otzipka, Horst Koltermann, Gunter Zeuge | 1989-01-31 |
ML
Michael Leipnitz
Overall (1989): #76,238 of 140,708Top 55%
1
Patents 1989