Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5074886 | Dyeing or printing of acid-treated glass fibers with anionic dye and cationic compound | Manfred Schnabel, Ulrich Schmidt, Hans Bosshard, Manfred Herrmann, Othmar Frank | 1991-12-24 |