Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700061 | Guide and drive arrangement for the winning machines of mineral winning installations | Frank Fischer | 1997-12-23 |
| 5658085 | Toggle securing device for toggle joints in chain conveyors and the like | Reinhold Brüggemann, Siegfried Schmidt | 1997-08-19 |
| 5641058 | Method and a device for tensioning endless drive belts | Bernd-Christian Pago, Jens Titschert | 1997-06-24 |
| 5601341 | Drive gear and guide arrangement for a mining machine, in particular a disk shearer | Frank Fischer, Bernd Steinkuhl | 1997-02-11 |