Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869092 | Device for calibrating ultra-sensitive accelerometers | Alain Bernard | 1989-09-26 |
| 4799386 | Electrostatic accelerometer with dual electrical connection to its test mass | Alain Bernard | 1989-01-24 |