Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4488546 | Release mechanism for retention means for oxygen masks | Georg Hase | 1984-12-18 |
| 4191310 | Device for inflating lifesaving equipment | Georg Hase, Peter Hase, Klaus Hagen | 1980-03-04 |