Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4402701 | Leather dyeing agents and their preparation: membrame separation of dye mother liquor | Harald Gleinig, Hans-Heinz Molls, Jochen Koll, Reinhold Hornle, Friedrich Kunert | 1983-09-06 |