Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844710 | Aqueous textile assistant of high storage stability and hard water resistance | Christian Guth, Albert Stehlin | 1989-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844710 | Aqueous textile assistant of high storage stability and hard water resistance | Christian Guth, Albert Stehlin | 1989-07-04 |