Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859418 | Process and compositions for corrosion inhibition of metallic materials | Dieter Ohlendorf, Werner Interthal | 1989-08-22 |
FS
Friedrich Stoll
Overall (1989): #113,959 of 140,708Top 85%
1
Patents 1989