Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338319 | Process for the photochemical and thermal stabilization of polyamide fibre material with a copper complex having fibre-affinity and an oxalic acid diarylamide | Gerhard Reinert | 1994-08-16 |
| 5294735 | Semicarbazides and the use thereof for stabilizing polyamide fibre materials and the dyeings produced thereon | Gerhard Reinert, Georges Metzer | 1994-03-15 |