Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883604 | Smoothing compositions for textile fibers containing dialkyl ethers of (poly)alkylene glycols | Rudolf Veitenhansl, Fritz Lange, Guenter Uphues, Uwe Ploog | 1989-11-28 |
| 4865768 | Phosphoric acid salt of the reaction product of a mono-carboxylic acid with a polyamine | Rudolf Veitenhansl, Wolfgang Froeschke, Guenter Uphues | 1989-09-12 |