Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4205284 | Electrical frequency filter comprising piezoelectric crystals | Claude Nigoghossian, Guy Sillioc | 1980-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4205284 | Electrical frequency filter comprising piezoelectric crystals | Claude Nigoghossian, Guy Sillioc | 1980-05-27 |