Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438375 | Electric circuit for converting an AC voltage into a DC voltage or a voltage variable at a lower frequency | Joseph Colineau | 1984-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438375 | Electric circuit for converting an AC voltage into a DC voltage or a voltage variable at a lower frequency | Joseph Colineau | 1984-03-20 |