Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4458565 | Torque limiting power screwdriver | Gunter Zilly, Erich Borst, Fritz Schadlich, Heinz Walz, Steffen Wunsch | 1984-07-10 |
BH
Brigitte Hertell
Overall (All Time): #4,037,385 of 4,157,543Top 100%
1
Patents All Time