Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4230907 | Dynamic loudspeaker able to be driven at increased steady power | Manfred Leyerzapf, Klaus Dotter, Karleugen Habfast, Karl Muller | 1980-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4230907 | Dynamic loudspeaker able to be driven at increased steady power | Manfred Leyerzapf, Klaus Dotter, Karleugen Habfast, Karl Muller | 1980-10-28 |