Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D273764 | Combined bottle and container | Franz Steigerwald, Karlheinz Zulauf | 1984-05-08 |
| 4408772 | Sailing vehicle | — | 1983-10-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D273764 | Combined bottle and container | Franz Steigerwald, Karlheinz Zulauf | 1984-05-08 |
| 4408772 | Sailing vehicle | — | 1983-10-11 |