Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE30516 | Process for permanently waving hair using a self-heating neutralizing composition containing a water-soluble sulfite, metabisulfite or bisulfite and H.sub.2 O.sub.2 | Jean-Louis Abegg | 1981-02-17 |