Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849395 | Preparation of amorphous metal/magnesium silicates | Laszlo Marosi, Joachim Stabenow, Knut Eger, Guenter Zirker | 1989-07-18 |
MI
Matthias Irgang
Overall (1989): #80,993 of 140,708Top 60%
1
Patents 1989