Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810251 | Fatliquoring solution dispersion or emulsion and a process for treating leather therewith | Harro Traubel, Helmut Woynar, Hans-Werner Muller | 1989-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810251 | Fatliquoring solution dispersion or emulsion and a process for treating leather therewith | Harro Traubel, Helmut Woynar, Hans-Werner Muller | 1989-03-07 |