Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366209 | Filter for molten metal | Andre Daussan, Jean-Charles Daussan | 1994-11-22 |
| 5332418 | Covering for molten metal and process for producing the same | Jean-Charles Daussan, Andre Daussan | 1994-07-26 |