Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854922 | Belt tensioning device | Dieter Goppelt | 1989-08-08 |
| 4800851 | Hydraulic play compensating element | Friedrich Ness, Charles T. Knorr | 1989-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854922 | Belt tensioning device | Dieter Goppelt | 1989-08-08 |
| 4800851 | Hydraulic play compensating element | Friedrich Ness, Charles T. Knorr | 1989-01-31 |