Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630850 | Process for printing fibre material by the direct printing process | Paul Schafflutzel | 1997-05-20 |
| 5611820 | Process for dyeing wool-containing fibre materials | — | 1997-03-18 |