Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4469981 | Circuit for the operating of gas discharge lamps | Friedrich Haydn, Horst Ebhardt | 1984-09-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4469981 | Circuit for the operating of gas discharge lamps | Friedrich Haydn, Horst Ebhardt | 1984-09-04 |