Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816073 | Aqueous dispersions, a process for their preparation and the use of the dispersions as sizing agents | Ulla Helmer, Randi Johansen | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816073 | Aqueous dispersions, a process for their preparation and the use of the dispersions as sizing agents | Ulla Helmer, Randi Johansen | 1989-03-28 |