Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4248222 | Endotracheal tube having a relief valve | Ludwig Lammers | 1981-02-03 |
FJ
Friedrich Jaeger
Overall (All Time): #4,082,879 of 4,157,543Top 100%
1
Patents All Time