Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D316953 | Street elbow holder tool | — | 1991-05-21 |
| D293172 | Portable table | — | 1987-12-15 |
| 4568078 | Weighted leg exerciser | — | 1986-02-04 |
| 4406531 | Drive for a circular magazine of a slide projector | Leopold Karl, Manfred Batz, Herbert Wundling | 1983-09-27 |