Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312541 | Improvements in processes for coloring anodized aluminum and/or aluminum alloys | Jean-Francois Paulet, Bruno Boetsch, Fritz Schneeberger, Günther Tscheulin | 1994-05-17 |