Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346204 | Copolymers containing hydroxyl groups, method of production and their application in sizing of paper | Felix Schulde, Karl Peterlein | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346204 | Copolymers containing hydroxyl groups, method of production and their application in sizing of paper | Felix Schulde, Karl Peterlein | 1982-08-24 |