Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5597504 | Microwave refining and melting furnace | Xavier Berson, Alain Vivet | 1997-01-28 |
EB
Eric Bertrand
Overall (1997): #154,971 of 185,788Top 85%
1
Patents 1997