Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699680 | Wires incorporating a helical component, assemblies thereof, and use of said assemblies as catalyzer and/or to recover precious metals | Jean-Paul Guerlet | 1997-12-23 |
| 5642380 | Data communication system and modem therefor | — | 1997-06-24 |