Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316093 | Fitting for controlled trajectory drilling, comprising a variable geometry stabilizer and use of this fitting | Christian Bardin, Jean Boulet | 1994-05-31 |
| 5315257 | System for evaluating the performance of an electrical filter | Jacques Guillard, Christian Girard | 1994-05-24 |