Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854142 | Antiremoval device for a locking mechanism | Reinhard Steinkamper | 1989-08-08 |
| 4840386 | Sound deadening dual sleeve sealing arrangement | Helmut Patzelt | 1989-06-20 |
| 4798067 | Steering wheel lock for motor vehicles | Gottfried Schremmer | 1989-01-17 |