Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D269350 | Transparency viewer | Peter Lermann | 1983-06-14 |
| 4358805 | Playback and/or recording device for magnetic recording media, especially still photographs provided with a magnetizable coating | Otto Stemme, Frank Staudacher, Peter Lermann, Eduard Wagensonner | 1982-11-09 |