Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746777 | Vacuum switching tube | Guenther Bialkowski, Klaus Oberndorfer | 1988-05-24 |
| 4737605 | Vacuum switching tube | Hans Bettge | 1988-04-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4746777 | Vacuum switching tube | Guenther Bialkowski, Klaus Oberndorfer | 1988-05-24 |
| 4737605 | Vacuum switching tube | Hans Bettge | 1988-04-12 |