Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4252151 | Pressure vessel | Gerhard Haug, Heinz Siegel | 1981-02-24 |
AK
August Kraisel
Overall (All Time): #4,084,312 of 4,157,543Top 100%
1
Patents All Time