Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629468 | Process for treating cellulosic fibre material | Helmut Engelhard, Udo-Winfried Hendricks, Ergun Tamer | 1986-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629468 | Process for treating cellulosic fibre material | Helmut Engelhard, Udo-Winfried Hendricks, Ergun Tamer | 1986-12-16 |