Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4298210 | Device allowing a safety connection between the pedal of a bicycle and the shoe worn by the cyclist | Jacques Bruker, Charles Freche | 1981-11-03 |
| 4195918 | Illuminating spectacles with variable magnifying power | Charles Freche | 1980-04-01 |