Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562431 | Fuel filter unit with water content indicator | Horst Jahnke, Brigitte Moro, Erich Scholz | 1985-12-31 |
HS
Hans Siebke
Overall (All Time): #4,027,188 of 4,157,543Top 100%
1
Patents All Time