Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406531 | Drive for a circular magazine of a slide projector | Manfred Batz, Herbert Wundling, Ralph N. Weiss | 1983-09-27 |
| 4382664 | Mechanism for transporting a slide from a long magazine into the optical channel of a slide projector | Manfred Batz, Herbert Wundling | 1983-05-10 |