Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887180 | Device for protecting electronic equipment against strong electromagnetic pulses, more particulary due to lightening | Jean-Claude Tronel | 1989-12-12 |
| 4876551 | Apparatus for the detection of an electromagnetic pulse, more particularly due to a nuclear explosion | Georges Petelet, Jean-Claude Tronel | 1989-10-24 |