Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879102 | Regeneration of wash solutions containing Fe(II) and Fe(III) chelate complexes | Bernd Leutner, Siegfried Schreiner | 1989-11-07 |
KH
Klaus-Dieter Hoppe
Overall (1989): #86,694 of 140,708Top 65%
1
Patents 1989