Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35683 | Method of vacuum packaging substances, in particular cosmetic or pharmaceutical products, inside variable-capacity containers closed by dispenser members, that prevent ingress of air, apparatus for implementing the method, and dispensers obtained thereby | — | 1997-12-09 |