Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127497 | Lip seal ring with improved sealing bond | Horst F. Struckmeyer, Siegfried Pietsch, Wilhelm Liethen | 1992-07-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127497 | Lip seal ring with improved sealing bond | Horst F. Struckmeyer, Siegfried Pietsch, Wilhelm Liethen | 1992-07-07 |