Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688891 | Optical device for sealing a container and process for detecting an attempted burglary or break-in with the aid of the device | Michel Carratt, Roland Hakoun, Jean-Joseph Maurel, Pascal Repain | 1987-08-25 |